Home / 82,904,003.60-124,356,005.40-74,170,000.40

Finding the Fourth Proportional to 82,904,003.60, 124,356,005.40 and 74,170,000.40

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Solution

The fourth proportional to 82,904,003.60, 124,356,005.40 and 74,170,000.40 is: 111,255,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,904,003.60 : 124,356,005.40 = 74,170,000.40 : x
  2. Step 2: Convert to fraction form
    82,904,003.60/124,356,005.40 = 74,170,000.40/x
  3. Step 3: Cross multiply
    82,904,003.60x = 124,356,005.40 × 74,170,000.40
  4. Step 4: Simplify right side
    82,904,003.60x = 9,223,484,970,260,404
  5. Step 5: Solve for x
    x = 9,223,484,970,260,404/82,904,003.60
  6. Step 6: Final answer
    x = 111,255,000.60

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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.