Home / 1,011,043,708.30-1,516,565,562.45-493,207,597.90

Finding the Fourth Proportional to 1,011,043,708.30, 1,516,565,562.45 and 493,207,597.90

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Solution

The fourth proportional to 1,011,043,708.30, 1,516,565,562.45 and 493,207,597.90 is: 739,811,396.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,043,708.30 : 1,516,565,562.45 = 493,207,597.90 : x
  2. Step 2: Convert to fraction form
    1,011,043,708.30/1,516,565,562.45 = 493,207,597.90/x
  3. Step 3: Cross multiply
    1,011,043,708.30x = 1,516,565,562.45 × 493,207,597.90
  4. Step 4: Simplify right side
    1,011,043,708.30x = 747,981,658,113,826,944
  5. Step 5: Solve for x
    x = 747,981,658,113,826,944/1,011,043,708.30
  6. Step 6: Final answer
    x = 739,811,396.85

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Double scale
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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.