Home / 75,549,693.60-113,324,540.40-60,433,149.60

Finding the Fourth Proportional to 75,549,693.60, 113,324,540.40 and 60,433,149.60

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Solution

The fourth proportional to 75,549,693.60, 113,324,540.40 and 60,433,149.60 is: 90,649,724.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,549,693.60 : 113,324,540.40 = 60,433,149.60 : x
  2. Step 2: Convert to fraction form
    75,549,693.60/113,324,540.40 = 60,433,149.60/x
  3. Step 3: Cross multiply
    75,549,693.60x = 113,324,540.40 × 60,433,149.60
  4. Step 4: Simplify right side
    75,549,693.60x = 6,848,558,903,344,444
  5. Step 5: Solve for x
    x = 6,848,558,903,344,444/75,549,693.60
  6. Step 6: Final answer
    x = 90,649,724.40

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Similar ratio
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1.5x scale

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.