Home / 391,204,893.60-586,807,340.40-376,088,349.60

Finding the Fourth Proportional to 391,204,893.60, 586,807,340.40 and 376,088,349.60

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Solution

The fourth proportional to 391,204,893.60, 586,807,340.40 and 376,088,349.60 is: 564,132,524.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    391,204,893.60 : 586,807,340.40 = 376,088,349.60 : x
  2. Step 2: Convert to fraction form
    391,204,893.60/586,807,340.40 = 376,088,349.60/x
  3. Step 3: Cross multiply
    391,204,893.60x = 586,807,340.40 × 376,088,349.60
  4. Step 4: Simplify right side
    391,204,893.60x = 220,691,404,184,201,408
  5. Step 5: Solve for x
    x = 220,691,404,184,201,408/391,204,893.60
  6. Step 6: Final answer
    x = 564,132,524.40

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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.