Home / 880,181,839.80-1,318,761,105.30-465,043,750.20

Finding the Fourth Proportional to 880,181,839.80, 1,318,761,105.30 and 465,043,750.20

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Solution

The fourth proportional to 880,181,839.80, 1,318,761,105.30 and 465,043,750.20 is: 696,766,943.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,181,839.80 : 1,318,761,105.30 = 465,043,750.20 : x
  2. Step 2: Convert to fraction form
    880,181,839.80/1,318,761,105.30 = 465,043,750.20/x
  3. Step 3: Cross multiply
    880,181,839.80x = 1,318,761,105.30 × 465,043,750.20
  4. Step 4: Simplify right side
    880,181,839.80x = 613,281,610,026,609,024
  5. Step 5: Solve for x
    x = 613,281,610,026,609,024/880,181,839.80
  6. Step 6: Final answer
    x = 696,766,943.26

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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.