Home / 162,487,589.70-243,589,666.95-97,817,124.90

Finding the Fourth Proportional to 162,487,589.70, 243,589,666.95 and 97,817,124.90

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Solution

The fourth proportional to 162,487,589.70, 243,589,666.95 and 97,817,124.90 is: 146,640,373.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,487,589.70 : 243,589,666.95 = 97,817,124.90 : x
  2. Step 2: Convert to fraction form
    162,487,589.70/243,589,666.95 = 97,817,124.90/x
  3. Step 3: Cross multiply
    162,487,589.70x = 243,589,666.95 × 97,817,124.90
  4. Step 4: Simplify right side
    162,487,589.70x = 23,827,240,876,397,552
  5. Step 5: Solve for x
    x = 23,827,240,876,397,552/162,487,589.70
  6. Step 6: Final answer
    x = 146,640,373.71

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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.