Home / 37,341,485,384.76-51,531,405,087.48-20,194,338,663.12

Finding the Fourth Proportional to 37,341,485,384.76, 51,531,405,087.48 and 20,194,338,663.12

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Solution

The fourth proportional to 37,341,485,384.76, 51,531,405,087.48 and 20,194,338,663.12 is: 27,868,271,318.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,341,485,384.76 : 51,531,405,087.48 = 20,194,338,663.12 : x
  2. Step 2: Convert to fraction form
    37,341,485,384.76/51,531,405,087.48 = 20,194,338,663.12/x
  3. Step 3: Cross multiply
    37,341,485,384.76x = 51,531,405,087.48 × 20,194,338,663.12
  4. Step 4: Simplify right side
    37,341,485,384.76x = 1,040,642,646,122,996,039,680
  5. Step 5: Solve for x
    x = 1,040,642,646,122,996,039,680/37,341,485,384.76
  6. Step 6: Final answer
    x = 27,868,271,318.09

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Double scale
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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.