Home / 107,842,909.20-161,764,363.80-59,973,853.20

Finding the Fourth Proportional to 107,842,909.20, 161,764,363.80 and 59,973,853.20

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Solution

The fourth proportional to 107,842,909.20, 161,764,363.80 and 59,973,853.20 is: 89,960,779.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,842,909.20 : 161,764,363.80 = 59,973,853.20 : x
  2. Step 2: Convert to fraction form
    107,842,909.20/161,764,363.80 = 59,973,853.20/x
  3. Step 3: Cross multiply
    107,842,909.20x = 161,764,363.80 × 59,973,853.20
  4. Step 4: Simplify right side
    107,842,909.20x = 9,701,632,207,532,596
  5. Step 5: Solve for x
    x = 9,701,632,207,532,596/107,842,909.20
  6. Step 6: Final answer
    x = 89,960,779.80

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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.