Home / 143,834,982.40-215,780,467.20-41,602,355.20

Finding the Fourth Proportional to 143,834,982.40, 215,780,467.20 and 41,602,355.20

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Solution

The fourth proportional to 143,834,982.40, 215,780,467.20 and 41,602,355.20 is: 62,411,629.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,834,982.40 : 215,780,467.20 = 41,602,355.20 : x
  2. Step 2: Convert to fraction form
    143,834,982.40/215,780,467.20 = 41,602,355.20/x
  3. Step 3: Cross multiply
    143,834,982.40x = 215,780,467.20 × 41,602,355.20
  4. Step 4: Simplify right side
    143,834,982.40x = 8,976,975,641,676,350
  5. Step 5: Solve for x
    x = 8,976,975,641,676,350/143,834,982.40
  6. Step 6: Final answer
    x = 62,411,629.58

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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.