Home / 1,011,027,472.20-1,516,541,208.30-827,361,462.60

Finding the Fourth Proportional to 1,011,027,472.20, 1,516,541,208.30 and 827,361,462.60

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Solution

The fourth proportional to 1,011,027,472.20, 1,516,541,208.30 and 827,361,462.60 is: 1,241,042,193.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,027,472.20 : 1,516,541,208.30 = 827,361,462.60 : x
  2. Step 2: Convert to fraction form
    1,011,027,472.20/1,516,541,208.30 = 827,361,462.60/x
  3. Step 3: Cross multiply
    1,011,027,472.20x = 1,516,541,208.30 × 827,361,462.60
  4. Step 4: Simplify right side
    1,011,027,472.20x = 1,254,727,752,192,259,328
  5. Step 5: Solve for x
    x = 1,254,727,752,192,259,328/1,011,027,472.20
  6. Step 6: Final answer
    x = 1,241,042,193.90

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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.