Home / 97,002,212.40-145,503,318.60-89,987,191.20

Finding the Fourth Proportional to 97,002,212.40, 145,503,318.60 and 89,987,191.20

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Solution

The fourth proportional to 97,002,212.40, 145,503,318.60 and 89,987,191.20 is: 134,980,786.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,002,212.40 : 145,503,318.60 = 89,987,191.20 : x
  2. Step 2: Convert to fraction form
    97,002,212.40/145,503,318.60 = 89,987,191.20/x
  3. Step 3: Cross multiply
    97,002,212.40x = 145,503,318.60 × 89,987,191.20
  4. Step 4: Simplify right side
    97,002,212.40x = 13,093,434,951,092,716
  5. Step 5: Solve for x
    x = 13,093,434,951,092,716/97,002,212.40
  6. Step 6: Final answer
    x = 134,980,786.80

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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.