Home / 288,735,763.60-433,103,645.40-173,944,507.60

Finding the Fourth Proportional to 288,735,763.60, 433,103,645.40 and 173,944,507.60

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Solution

The fourth proportional to 288,735,763.60, 433,103,645.40 and 173,944,507.60 is: 260,916,761.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,735,763.60 : 433,103,645.40 = 173,944,507.60 : x
  2. Step 2: Convert to fraction form
    288,735,763.60/433,103,645.40 = 173,944,507.60/x
  3. Step 3: Cross multiply
    288,735,763.60x = 433,103,645.40 × 173,944,507.60
  4. Step 4: Simplify right side
    288,735,763.60x = 75,336,000,338,868,000
  5. Step 5: Solve for x
    x = 75,336,000,338,868,000/288,735,763.60
  6. Step 6: Final answer
    x = 260,916,761.40

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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.