Home / 878,359,654.01-1,317,542,560.70-223,310,750.81

Finding the Fourth Proportional to 878,359,654.01, 1,317,542,560.70 and 223,310,750.81

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Solution

The fourth proportional to 878,359,654.01, 1,317,542,560.70 and 223,310,750.81 is: 334,966,909.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,359,654.01 : 1,317,542,560.70 = 223,310,750.81 : x
  2. Step 2: Convert to fraction form
    878,359,654.01/1,317,542,560.70 = 223,310,750.81/x
  3. Step 3: Cross multiply
    878,359,654.01x = 1,317,542,560.70 × 223,310,750.81
  4. Step 4: Simplify right side
    878,359,654.01x = 294,221,418,452,930,432
  5. Step 5: Solve for x
    x = 294,221,418,452,930,432/878,359,654.01
  6. Step 6: Final answer
    x = 334,966,909.18

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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.