Home / 574,724,479.60-862,086,719.40-252,238,207.60

Finding the Fourth Proportional to 574,724,479.60, 862,086,719.40 and 252,238,207.60

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Solution

The fourth proportional to 574,724,479.60, 862,086,719.40 and 252,238,207.60 is: 378,357,311.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,724,479.60 : 862,086,719.40 = 252,238,207.60 : x
  2. Step 2: Convert to fraction form
    574,724,479.60/862,086,719.40 = 252,238,207.60/x
  3. Step 3: Cross multiply
    574,724,479.60x = 862,086,719.40 × 252,238,207.60
  4. Step 4: Simplify right side
    574,724,479.60x = 217,451,208,897,220,128
  5. Step 5: Solve for x
    x = 217,451,208,897,220,128/574,724,479.60
  6. Step 6: Final answer
    x = 378,357,311.40

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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.