Home / 295,239,467.10-442,859,200.65-172,291,575.90

Finding the Fourth Proportional to 295,239,467.10, 442,859,200.65 and 172,291,575.90

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Solution

The fourth proportional to 295,239,467.10, 442,859,200.65 and 172,291,575.90 is: 258,437,363.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,239,467.10 : 442,859,200.65 = 172,291,575.90 : x
  2. Step 2: Convert to fraction form
    295,239,467.10/442,859,200.65 = 172,291,575.90/x
  3. Step 3: Cross multiply
    295,239,467.10x = 442,859,200.65 × 172,291,575.90
  4. Step 4: Simplify right side
    295,239,467.10x = 76,300,909,581,802,800
  5. Step 5: Solve for x
    x = 76,300,909,581,802,800/295,239,467.10
  6. Step 6: Final answer
    x = 258,437,363.85

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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.