Home / 162,487,493.70-243,589,522.95-97,817,028.90

Finding the Fourth Proportional to 162,487,493.70, 243,589,522.95 and 97,817,028.90

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Solution

The fourth proportional to 162,487,493.70, 243,589,522.95 and 97,817,028.90 is: 146,640,229.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,487,493.70 : 243,589,522.95 = 97,817,028.90 : x
  2. Step 2: Convert to fraction form
    162,487,493.70/243,589,522.95 = 97,817,028.90/x
  3. Step 3: Cross multiply
    162,487,493.70x = 243,589,522.95 × 97,817,028.90
  4. Step 4: Simplify right side
    162,487,493.70x = 23,827,203,406,137,364
  5. Step 5: Solve for x
    x = 23,827,203,406,137,364/162,487,493.70
  6. Step 6: Final answer
    x = 146,640,229.74

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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.