Home / 669,193,023.60-1,003,789,535.40-531,443,516.40

Finding the Fourth Proportional to 669,193,023.60, 1,003,789,535.40 and 531,443,516.40

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Solution

The fourth proportional to 669,193,023.60, 1,003,789,535.40 and 531,443,516.40 is: 797,165,274.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,193,023.60 : 1,003,789,535.40 = 531,443,516.40 : x
  2. Step 2: Convert to fraction form
    669,193,023.60/1,003,789,535.40 = 531,443,516.40/x
  3. Step 3: Cross multiply
    669,193,023.60x = 1,003,789,535.40 × 531,443,516.40
  4. Step 4: Simplify right side
    669,193,023.60x = 533,457,440,418,498,240
  5. Step 5: Solve for x
    x = 533,457,440,418,498,240/669,193,023.60
  6. Step 6: Final answer
    x = 797,165,274.60

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Similar ratio
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1.5x scale

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.