Home / 80,895,851.40-111,636,781-43,726,055.02

Finding the Fourth Proportional to 80,895,851.40, 111,636,781 and 43,726,055.02

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Solution

The fourth proportional to 80,895,851.40, 111,636,781 and 43,726,055.02 is: 60,342,229.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,895,851.40 : 111,636,781 = 43,726,055.02 : x
  2. Step 2: Convert to fraction form
    80,895,851.40/111,636,781 = 43,726,055.02/x
  3. Step 3: Cross multiply
    80,895,851.40x = 111,636,781 × 43,726,055.02
  4. Step 4: Simplify right side
    80,895,851.40x = 4,881,436,028,261,691
  5. Step 5: Solve for x
    x = 4,881,436,028,261,691/80,895,851.40
  6. Step 6: Final answer
    x = 60,342,229.47

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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.