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Finding the Fourth Proportional to 158,339,909.10, 237,509,863.65 and 158,339,909.10

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Solution

The fourth proportional to 158,339,909.10, 237,509,863.65 and 158,339,909.10 is: 237,509,863.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,339,909.10 : 237,509,863.65 = 158,339,909.10 : x
  2. Step 2: Convert to fraction form
    158,339,909.10/237,509,863.65 = 158,339,909.10/x
  3. Step 3: Cross multiply
    158,339,909.10x = 237,509,863.65 × 158,339,909.10
  4. Step 4: Simplify right side
    158,339,909.10x = 37,607,290,220,694,392
  5. Step 5: Solve for x
    x = 37,607,290,220,694,392/158,339,909.10
  6. Step 6: Final answer
    x = 237,509,863.65

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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.