Home / 257,467,011.20-386,443,213.76-93,862,900.16

Finding the Fourth Proportional to 257,467,011.20, 386,443,213.76 and 93,862,900.16

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Solution

The fourth proportional to 257,467,011.20, 386,443,213.76 and 93,862,900.16 is: 140,882,828.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,467,011.20 : 386,443,213.76 = 93,862,900.16 : x
  2. Step 2: Convert to fraction form
    257,467,011.20/386,443,213.76 = 93,862,900.16/x
  3. Step 3: Cross multiply
    257,467,011.20x = 386,443,213.76 × 93,862,900.16
  4. Step 4: Simplify right side
    257,467,011.20x = 36,272,680,790,664,416
  5. Step 5: Solve for x
    x = 36,272,680,790,664,416/257,467,011.20
  6. Step 6: Final answer
    x = 140,882,828.53

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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.