Home / 288,735,761.60-433,103,642.40-173,944,505.60

Finding the Fourth Proportional to 288,735,761.60, 433,103,642.40 and 173,944,505.60

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Solution

The fourth proportional to 288,735,761.60, 433,103,642.40 and 173,944,505.60 is: 260,916,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,735,761.60 : 433,103,642.40 = 173,944,505.60 : x
  2. Step 2: Convert to fraction form
    288,735,761.60/433,103,642.40 = 173,944,505.60/x
  3. Step 3: Cross multiply
    288,735,761.60x = 433,103,642.40 × 173,944,505.60
  4. Step 4: Simplify right side
    288,735,761.60x = 75,335,998,950,827,184
  5. Step 5: Solve for x
    x = 75,335,998,950,827,184/288,735,761.60
  6. Step 6: Final answer
    x = 260,916,758.40

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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.