Home / 586,082,023.20-879,123,034.80-149,381,863.20

Finding the Fourth Proportional to 586,082,023.20, 879,123,034.80 and 149,381,863.20

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Solution

The fourth proportional to 586,082,023.20, 879,123,034.80 and 149,381,863.20 is: 224,072,794.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,082,023.20 : 879,123,034.80 = 149,381,863.20 : x
  2. Step 2: Convert to fraction form
    586,082,023.20/879,123,034.80 = 149,381,863.20/x
  3. Step 3: Cross multiply
    586,082,023.20x = 879,123,034.80 × 149,381,863.20
  4. Step 4: Simplify right side
    586,082,023.20x = 131,325,036,920,462,416
  5. Step 5: Solve for x
    x = 131,325,036,920,462,416/586,082,023.20
  6. Step 6: Final answer
    x = 224,072,794.80

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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.