Home / 329,027,738.40-493,442,123.76-98,935,742.88

Finding the Fourth Proportional to 329,027,738.40, 493,442,123.76 and 98,935,742.88

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Solution

The fourth proportional to 329,027,738.40, 493,442,123.76 and 98,935,742.88 is: 148,373,700.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,027,738.40 : 493,442,123.76 = 98,935,742.88 : x
  2. Step 2: Convert to fraction form
    329,027,738.40/493,442,123.76 = 98,935,742.88/x
  3. Step 3: Cross multiply
    329,027,738.40x = 493,442,123.76 × 98,935,742.88
  4. Step 4: Simplify right side
    329,027,738.40x = 48,819,063,082,480,496
  5. Step 5: Solve for x
    x = 48,819,063,082,480,496/329,027,738.40
  6. Step 6: Final answer
    x = 148,373,700.41

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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.