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Finding the Fourth Proportional to 157,464,165.85, 236,196,248.90 and 157,464,165.85

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Solution

The fourth proportional to 157,464,165.85, 236,196,248.90 and 157,464,165.85 is: 236,196,248.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,165.85 : 236,196,248.90 = 157,464,165.85 : x
  2. Step 2: Convert to fraction form
    157,464,165.85/236,196,248.90 = 157,464,165.85/x
  3. Step 3: Cross multiply
    157,464,165.85x = 236,196,248.90 × 157,464,165.85
  4. Step 4: Simplify right side
    157,464,165.85x = 37,192,445,309,937,480
  5. Step 5: Solve for x
    x = 37,192,445,309,937,480/157,464,165.85
  6. Step 6: Final answer
    x = 236,196,248.90

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1.5x scale

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.