Home / 440,218,299.60-660,327,449.40-433,415,854.80

Finding the Fourth Proportional to 440,218,299.60, 660,327,449.40 and 433,415,854.80

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Solution

The fourth proportional to 440,218,299.60, 660,327,449.40 and 433,415,854.80 is: 650,123,782.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,218,299.60 : 660,327,449.40 = 433,415,854.80 : x
  2. Step 2: Convert to fraction form
    440,218,299.60/660,327,449.40 = 433,415,854.80/x
  3. Step 3: Cross multiply
    440,218,299.60x = 660,327,449.40 × 433,415,854.80
  4. Step 4: Simplify right side
    440,218,299.60x = 286,196,385,929,604,736
  5. Step 5: Solve for x
    x = 286,196,385,929,604,736/440,218,299.60
  6. Step 6: Final answer
    x = 650,123,782.20

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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.