Home / 77,340,923.62-106,728,344.18-42,533,610.30

Finding the Fourth Proportional to 77,340,923.62, 106,728,344.18 and 42,533,610.30

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Solution

The fourth proportional to 77,340,923.62, 106,728,344.18 and 42,533,610.30 is: 58,695,210.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,340,923.62 : 106,728,344.18 = 42,533,610.30 : x
  2. Step 2: Convert to fraction form
    77,340,923.62/106,728,344.18 = 42,533,610.30/x
  3. Step 3: Cross multiply
    77,340,923.62x = 106,728,344.18 × 42,533,610.30
  4. Step 4: Simplify right side
    77,340,923.62x = 4,539,541,799,316,393
  5. Step 5: Solve for x
    x = 4,539,541,799,316,393/77,340,923.62
  6. Step 6: Final answer
    x = 58,695,210.59

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1.5x scale

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.