Home / 379,812,095.52-569,701,023.12-158,392,253.76

Finding the Fourth Proportional to 379,812,095.52, 569,701,023.12 and 158,392,253.76

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Solution

The fourth proportional to 379,812,095.52, 569,701,023.12 and 158,392,253.76 is: 237,581,241.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,812,095.52 : 569,701,023.12 = 158,392,253.76 : x
  2. Step 2: Convert to fraction form
    379,812,095.52/569,701,023.12 = 158,392,253.76/x
  3. Step 3: Cross multiply
    379,812,095.52x = 569,701,023.12 × 158,392,253.76
  4. Step 4: Simplify right side
    379,812,095.52x = 90,236,229,021,354,656
  5. Step 5: Solve for x
    x = 90,236,229,021,354,656/379,812,095.52
  6. Step 6: Final answer
    x = 237,581,241.06

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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.