Home / 295,170,829.40-442,945,200.90-172,348,909.40

Finding the Fourth Proportional to 295,170,829.40, 442,945,200.90 and 172,348,909.40

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Solution

The fourth proportional to 295,170,829.40, 442,945,200.90 and 172,348,909.40 is: 258,633,695.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,170,829.40 : 442,945,200.90 = 172,348,909.40 : x
  2. Step 2: Convert to fraction form
    295,170,829.40/442,945,200.90 = 172,348,909.40/x
  3. Step 3: Cross multiply
    295,170,829.40x = 442,945,200.90 × 172,348,909.40
  4. Step 4: Simplify right side
    295,170,829.40x = 76,341,122,299,078,896
  5. Step 5: Solve for x
    x = 76,341,122,299,078,896/295,170,829.40
  6. Step 6: Final answer
    x = 258,633,695.12

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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.