Home / 148,375,408.40-222,459,432.60-87,759,933.20

Finding the Fourth Proportional to 148,375,408.40, 222,459,432.60 and 87,759,933.20

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Solution

The fourth proportional to 148,375,408.40, 222,459,432.60 and 87,759,933.20 is: 131,578,575.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,375,408.40 : 222,459,432.60 = 87,759,933.20 : x
  2. Step 2: Convert to fraction form
    148,375,408.40/222,459,432.60 = 87,759,933.20/x
  3. Step 3: Cross multiply
    148,375,408.40x = 222,459,432.60 × 87,759,933.20
  4. Step 4: Simplify right side
    148,375,408.40x = 19,523,024,944,685,904
  5. Step 5: Solve for x
    x = 19,523,024,944,685,904/148,375,408.40
  6. Step 6: Final answer
    x = 131,578,575.96

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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.