Home / 1,000,121,542.20-1,500,182,313.30-944,001,372.60

Finding the Fourth Proportional to 1,000,121,542.20, 1,500,182,313.30 and 944,001,372.60

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Solution

The fourth proportional to 1,000,121,542.20, 1,500,182,313.30 and 944,001,372.60 is: 1,416,002,058.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,121,542.20 : 1,500,182,313.30 = 944,001,372.60 : x
  2. Step 2: Convert to fraction form
    1,000,121,542.20/1,500,182,313.30 = 944,001,372.60/x
  3. Step 3: Cross multiply
    1,000,121,542.20x = 1,500,182,313.30 × 944,001,372.60
  4. Step 4: Simplify right side
    1,000,121,542.20x = 1,416,174,162,905,443,328
  5. Step 5: Solve for x
    x = 1,416,174,162,905,443,328/1,000,121,542.20
  6. Step 6: Final answer
    x = 1,416,002,058.90

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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.