Home / 131,904,000.10-197,856,000.15-118,511,686.90

Finding the Fourth Proportional to 131,904,000.10, 197,856,000.15 and 118,511,686.90

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Solution

The fourth proportional to 131,904,000.10, 197,856,000.15 and 118,511,686.90 is: 177,767,530.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,904,000.10 : 197,856,000.15 = 118,511,686.90 : x
  2. Step 2: Convert to fraction form
    131,904,000.10/197,856,000.15 = 118,511,686.90/x
  3. Step 3: Cross multiply
    131,904,000.10x = 197,856,000.15 × 118,511,686.90
  4. Step 4: Simplify right side
    131,904,000.10x = 23,448,248,341,063,156
  5. Step 5: Solve for x
    x = 23,448,248,341,063,156/131,904,000.10
  6. Step 6: Final answer
    x = 177,767,530.35

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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.