Home / 295,170,829.90-442,945,201.65-172,348,909.90

Finding the Fourth Proportional to 295,170,829.90, 442,945,201.65 and 172,348,909.90

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Solution

The fourth proportional to 295,170,829.90, 442,945,201.65 and 172,348,909.90 is: 258,633,695.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,170,829.90 : 442,945,201.65 = 172,348,909.90 : x
  2. Step 2: Convert to fraction form
    295,170,829.90/442,945,201.65 = 172,348,909.90/x
  3. Step 3: Cross multiply
    295,170,829.90x = 442,945,201.65 × 172,348,909.90
  4. Step 4: Simplify right side
    295,170,829.90x = 76,341,122,649,813,184
  5. Step 5: Solve for x
    x = 76,341,122,649,813,184/295,170,829.90
  6. Step 6: Final answer
    x = 258,633,695.87

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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.