Home / 181,937,761.20-272,720,637.45-89,679,603.60

Finding the Fourth Proportional to 181,937,761.20, 272,720,637.45 and 89,679,603.60

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Solution

The fourth proportional to 181,937,761.20, 272,720,637.45 and 89,679,603.60 is: 134,427,721.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,937,761.20 : 272,720,637.45 = 89,679,603.60 : x
  2. Step 2: Convert to fraction form
    181,937,761.20/272,720,637.45 = 89,679,603.60/x
  3. Step 3: Cross multiply
    181,937,761.20x = 272,720,637.45 × 89,679,603.60
  4. Step 4: Simplify right side
    181,937,761.20x = 24,457,478,660,055,312
  5. Step 5: Solve for x
    x = 24,457,478,660,055,312/181,937,761.20
  6. Step 6: Final answer
    x = 134,427,721.32

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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.