Home / 95,904,007.20-143,856,010.80-42,051,319.20

Finding the Fourth Proportional to 95,904,007.20, 143,856,010.80 and 42,051,319.20

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Solution

The fourth proportional to 95,904,007.20, 143,856,010.80 and 42,051,319.20 is: 63,076,978.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,904,007.20 : 143,856,010.80 = 42,051,319.20 : x
  2. Step 2: Convert to fraction form
    95,904,007.20/143,856,010.80 = 42,051,319.20/x
  3. Step 3: Cross multiply
    95,904,007.20x = 143,856,010.80 × 42,051,319.20
  4. Step 4: Simplify right side
    95,904,007.20x = 6,049,335,028,989,448
  5. Step 5: Solve for x
    x = 6,049,335,028,989,448/95,904,007.20
  6. Step 6: Final answer
    x = 63,076,978.80

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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.