Home / 425,905,490.75-587,755,287.95-240,265,932.35

Finding the Fourth Proportional to 425,905,490.75, 587,755,287.95 and 240,265,932.35

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Solution

The fourth proportional to 425,905,490.75, 587,755,287.95 and 240,265,932.35 is: 331,570,208.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,905,490.75 : 587,755,287.95 = 240,265,932.35 : x
  2. Step 2: Convert to fraction form
    425,905,490.75/587,755,287.95 = 240,265,932.35/x
  3. Step 3: Cross multiply
    425,905,490.75x = 587,755,287.95 × 240,265,932.35
  4. Step 4: Simplify right side
    425,905,490.75x = 141,217,572,248,809,376
  5. Step 5: Solve for x
    x = 141,217,572,248,809,376/425,905,490.75
  6. Step 6: Final answer
    x = 331,570,208.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.