Home / 68,134,186.80-102,201,280.20-62,872,920.90

Finding the Fourth Proportional to 68,134,186.80, 102,201,280.20 and 62,872,920.90

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Solution

The fourth proportional to 68,134,186.80, 102,201,280.20 and 62,872,920.90 is: 94,309,381.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,134,186.80 : 102,201,280.20 = 62,872,920.90 : x
  2. Step 2: Convert to fraction form
    68,134,186.80/102,201,280.20 = 62,872,920.90/x
  3. Step 3: Cross multiply
    68,134,186.80x = 102,201,280.20 × 62,872,920.90
  4. Step 4: Simplify right side
    68,134,186.80x = 6,425,693,005,893,336
  5. Step 5: Solve for x
    x = 6,425,693,005,893,336/68,134,186.80
  6. Step 6: Final answer
    x = 94,309,381.35

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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.