Home / 37,341,485,386.76-51,531,405,090.24-20,194,338,665.12

Finding the Fourth Proportional to 37,341,485,386.76, 51,531,405,090.24 and 20,194,338,665.12

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Solution

The fourth proportional to 37,341,485,386.76, 51,531,405,090.24 and 20,194,338,665.12 is: 27,868,271,320.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,341,485,386.76 : 51,531,405,090.24 = 20,194,338,665.12 : x
  2. Step 2: Convert to fraction form
    37,341,485,386.76/51,531,405,090.24 = 20,194,338,665.12/x
  3. Step 3: Cross multiply
    37,341,485,386.76x = 51,531,405,090.24 × 20,194,338,665.12
  4. Step 4: Simplify right side
    37,341,485,386.76x = 1,040,642,646,281,795,141,632
  5. Step 5: Solve for x
    x = 1,040,642,646,281,795,141,632/37,341,485,386.76
  6. Step 6: Final answer
    x = 27,868,271,320.85

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Half scale
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Double scale
Find fourth proportional to 37,341,485,387.76, 51,531,405,091.62 and 20,194,338,666.12
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.