Home / 162,487,577.70-243,589,648.95-97,817,112.90

Finding the Fourth Proportional to 162,487,577.70, 243,589,648.95 and 97,817,112.90

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Solution

The fourth proportional to 162,487,577.70, 243,589,648.95 and 97,817,112.90 is: 146,640,355.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,487,577.70 : 243,589,648.95 = 97,817,112.90 : x
  2. Step 2: Convert to fraction form
    162,487,577.70/243,589,648.95 = 97,817,112.90/x
  3. Step 3: Cross multiply
    162,487,577.70x = 243,589,648.95 × 97,817,112.90
  4. Step 4: Simplify right side
    162,487,577.70x = 23,827,236,192,613,516
  5. Step 5: Solve for x
    x = 23,827,236,192,613,516/162,487,577.70
  6. Step 6: Final answer
    x = 146,640,355.71

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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.