Home / 295,246,507.60-442,869,761.40-90,748,010.80

Finding the Fourth Proportional to 295,246,507.60, 442,869,761.40 and 90,748,010.80

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Solution

The fourth proportional to 295,246,507.60, 442,869,761.40 and 90,748,010.80 is: 136,122,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,246,507.60 : 442,869,761.40 = 90,748,010.80 : x
  2. Step 2: Convert to fraction form
    295,246,507.60/442,869,761.40 = 90,748,010.80/x
  3. Step 3: Cross multiply
    295,246,507.60x = 442,869,761.40 × 90,748,010.80
  4. Step 4: Simplify right side
    295,246,507.60x = 40,189,549,890,520,616
  5. Step 5: Solve for x
    x = 40,189,549,890,520,616/295,246,507.60
  6. Step 6: Final answer
    x = 136,122,016.20

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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.