Home / 451,496,876.96-677,172,823.68-123,895,882.64

Finding the Fourth Proportional to 451,496,876.96, 677,172,823.68 and 123,895,882.64

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Solution

The fourth proportional to 451,496,876.96, 677,172,823.68 and 123,895,882.64 is: 185,823,931.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,496,876.96 : 677,172,823.68 = 123,895,882.64 : x
  2. Step 2: Convert to fraction form
    451,496,876.96/677,172,823.68 = 123,895,882.64/x
  3. Step 3: Cross multiply
    451,496,876.96x = 677,172,823.68 × 123,895,882.64
  4. Step 4: Simplify right side
    451,496,876.96x = 83,898,924,689,654,688
  5. Step 5: Solve for x
    x = 83,898,924,689,654,688/451,496,876.96
  6. Step 6: Final answer
    x = 185,823,931.40

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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.