Home / 143,684,760.60-215,506,145.70-41,438,136.60

Finding the Fourth Proportional to 143,684,760.60, 215,506,145.70 and 41,438,136.60

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Solution

The fourth proportional to 143,684,760.60, 215,506,145.70 and 41,438,136.60 is: 62,151,149.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,684,760.60 : 215,506,145.70 = 41,438,136.60 : x
  2. Step 2: Convert to fraction form
    143,684,760.60/215,506,145.70 = 41,438,136.60/x
  3. Step 3: Cross multiply
    143,684,760.60x = 215,506,145.70 × 41,438,136.60
  4. Step 4: Simplify right side
    143,684,760.60x = 8,930,173,103,656,102
  5. Step 5: Solve for x
    x = 8,930,173,103,656,102/143,684,760.60
  6. Step 6: Final answer
    x = 62,151,149.96

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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.