Home / 115,536,285.70-173,262,438.15-38,861,815.30

Finding the Fourth Proportional to 115,536,285.70, 173,262,438.15 and 38,861,815.30

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Solution

The fourth proportional to 115,536,285.70, 173,262,438.15 and 38,861,815.30 is: 58,278,599.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,536,285.70 : 173,262,438.15 = 38,861,815.30 : x
  2. Step 2: Convert to fraction form
    115,536,285.70/173,262,438.15 = 38,861,815.30/x
  3. Step 3: Cross multiply
    115,536,285.70x = 173,262,438.15 × 38,861,815.30
  4. Step 4: Simplify right side
    115,536,285.70x = 6,733,292,869,812,973
  5. Step 5: Solve for x
    x = 6,733,292,869,812,973/115,536,285.70
  6. Step 6: Final answer
    x = 58,278,599.05

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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.