Home / 347,460,149.79-521,189,806.50-88,675,397.72

Finding the Fourth Proportional to 347,460,149.79, 521,189,806.50 and 88,675,397.72

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Solution

The fourth proportional to 347,460,149.79, 521,189,806.50 and 88,675,397.72 is: 133,012,989.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,460,149.79 : 521,189,806.50 = 88,675,397.72 : x
  2. Step 2: Convert to fraction form
    347,460,149.79/521,189,806.50 = 88,675,397.72/x
  3. Step 3: Cross multiply
    347,460,149.79x = 521,189,806.50 × 88,675,397.72
  4. Step 4: Simplify right side
    347,460,149.79x = 46,216,713,376,391,392
  5. Step 5: Solve for x
    x = 46,216,713,376,391,392/347,460,149.79
  6. Step 6: Final answer
    x = 133,012,989.85

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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.