Home / 295,172,632.90-442,947,906.15-172,350,712.90

Finding the Fourth Proportional to 295,172,632.90, 442,947,906.15 and 172,350,712.90

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Solution

The fourth proportional to 295,172,632.90, 442,947,906.15 and 172,350,712.90 is: 258,636,400.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,172,632.90 : 442,947,906.15 = 172,350,712.90 : x
  2. Step 2: Convert to fraction form
    295,172,632.90/442,947,906.15 = 172,350,712.90/x
  3. Step 3: Cross multiply
    295,172,632.90x = 442,947,906.15 × 172,350,712.90
  4. Step 4: Simplify right side
    295,172,632.90x = 76,342,387,402,514,800
  5. Step 5: Solve for x
    x = 76,342,387,402,514,800/295,172,632.90
  6. Step 6: Final answer
    x = 258,636,400.85

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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.