Home / 329,187,009.60-493,556,565.60-156,746,433.60

Finding the Fourth Proportional to 329,187,009.60, 493,556,565.60 and 156,746,433.60

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Solution

The fourth proportional to 329,187,009.60, 493,556,565.60 and 156,746,433.60 is: 235,013,014.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,187,009.60 : 493,556,565.60 = 156,746,433.60 : x
  2. Step 2: Convert to fraction form
    329,187,009.60/493,556,565.60 = 156,746,433.60/x
  3. Step 3: Cross multiply
    329,187,009.60x = 493,556,565.60 × 156,746,433.60
  4. Step 4: Simplify right side
    329,187,009.60x = 77,363,231,437,664,448
  5. Step 5: Solve for x
    x = 77,363,231,437,664,448/329,187,009.60
  6. Step 6: Final answer
    x = 235,013,014.43

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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.