Home / 215,744,061.60-323,616,092.40-72,136,893.60

Finding the Fourth Proportional to 215,744,061.60, 323,616,092.40 and 72,136,893.60

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Solution

The fourth proportional to 215,744,061.60, 323,616,092.40 and 72,136,893.60 is: 108,205,340.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,744,061.60 : 323,616,092.40 = 72,136,893.60 : x
  2. Step 2: Convert to fraction form
    215,744,061.60/323,616,092.40 = 72,136,893.60/x
  3. Step 3: Cross multiply
    215,744,061.60x = 323,616,092.40 × 72,136,893.60
  4. Step 4: Simplify right side
    215,744,061.60x = 23,344,659,624,706,564
  5. Step 5: Solve for x
    x = 23,344,659,624,706,564/215,744,061.60
  6. Step 6: Final answer
    x = 108,205,340.40

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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.