Home / 95,904,280.80-143,856,421.20-54,921,650.40

Finding the Fourth Proportional to 95,904,280.80, 143,856,421.20 and 54,921,650.40

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Solution

The fourth proportional to 95,904,280.80, 143,856,421.20 and 54,921,650.40 is: 82,382,475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,904,280.80 : 143,856,421.20 = 54,921,650.40 : x
  2. Step 2: Convert to fraction form
    95,904,280.80/143,856,421.20 = 54,921,650.40/x
  3. Step 3: Cross multiply
    95,904,280.80x = 143,856,421.20 × 54,921,650.40
  4. Step 4: Simplify right side
    95,904,280.80x = 7,900,832,072,941,548
  5. Step 5: Solve for x
    x = 7,900,832,072,941,548/95,904,280.80
  6. Step 6: Final answer
    x = 82,382,475.60

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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.