Home / 96,769,641.10-145,154,461.65-82,156,981.90

Finding the Fourth Proportional to 96,769,641.10, 145,154,461.65 and 82,156,981.90

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Solution

The fourth proportional to 96,769,641.10, 145,154,461.65 and 82,156,981.90 is: 123,235,472.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,769,641.10 : 145,154,461.65 = 82,156,981.90 : x
  2. Step 2: Convert to fraction form
    96,769,641.10/145,154,461.65 = 82,156,981.90/x
  3. Step 3: Cross multiply
    96,769,641.10x = 145,154,461.65 × 82,156,981.90
  4. Step 4: Simplify right side
    96,769,641.10x = 11,925,452,478,483,296
  5. Step 5: Solve for x
    x = 11,925,452,478,483,296/96,769,641.10
  6. Step 6: Final answer
    x = 123,235,472.85

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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.