Home / 488,705,730.30-733,058,595.45-143,694,233.10

Finding the Fourth Proportional to 488,705,730.30, 733,058,595.45 and 143,694,233.10

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Solution

The fourth proportional to 488,705,730.30, 733,058,595.45 and 143,694,233.10 is: 215,541,349.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,705,730.30 : 733,058,595.45 = 143,694,233.10 : x
  2. Step 2: Convert to fraction form
    488,705,730.30/733,058,595.45 = 143,694,233.10/x
  3. Step 3: Cross multiply
    488,705,730.30x = 733,058,595.45 × 143,694,233.10
  4. Step 4: Simplify right side
    488,705,730.30x = 105,336,292,690,550,896
  5. Step 5: Solve for x
    x = 105,336,292,690,550,896/488,705,730.30
  6. Step 6: Final answer
    x = 215,541,349.65

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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.