Home / 74,845,793.70-112,268,690.55-54,690,401.70

Finding the Fourth Proportional to 74,845,793.70, 112,268,690.55 and 54,690,401.70

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Solution

The fourth proportional to 74,845,793.70, 112,268,690.55 and 54,690,401.70 is: 82,035,602.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,845,793.70 : 112,268,690.55 = 54,690,401.70 : x
  2. Step 2: Convert to fraction form
    74,845,793.70/112,268,690.55 = 54,690,401.70/x
  3. Step 3: Cross multiply
    74,845,793.70x = 112,268,690.55 × 54,690,401.70
  4. Step 4: Simplify right side
    74,845,793.70x = 6,140,019,784,512,494
  5. Step 5: Solve for x
    x = 6,140,019,784,512,494/74,845,793.70
  6. Step 6: Final answer
    x = 82,035,602.55

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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.