Home / 5,112,011,146.20-7,661,970,101.70-2,657,084,400.60

Finding the Fourth Proportional to 5,112,011,146.20, 7,661,970,101.70 and 2,657,084,400.60

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Solution

The fourth proportional to 5,112,011,146.20, 7,661,970,101.70 and 2,657,084,400.60 is: 3,982,483,733.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112,011,146.20 : 7,661,970,101.70 = 2,657,084,400.60 : x
  2. Step 2: Convert to fraction form
    5,112,011,146.20/7,661,970,101.70 = 2,657,084,400.60/x
  3. Step 3: Cross multiply
    5,112,011,146.20x = 7,661,970,101.70 × 2,657,084,400.60
  4. Step 4: Simplify right side
    5,112,011,146.20x = 20,358,501,235,090,665,472
  5. Step 5: Solve for x
    x = 20,358,501,235,090,665,472/5,112,011,146.20
  6. Step 6: Final answer
    x = 3,982,483,733.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.