Home / 75,645,793.60-113,468,690.40-56,513,917.60

Finding the Fourth Proportional to 75,645,793.60, 113,468,690.40 and 56,513,917.60

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Solution

The fourth proportional to 75,645,793.60, 113,468,690.40 and 56,513,917.60 is: 84,770,876.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,645,793.60 : 113,468,690.40 = 56,513,917.60 : x
  2. Step 2: Convert to fraction form
    75,645,793.60/113,468,690.40 = 56,513,917.60/x
  3. Step 3: Cross multiply
    75,645,793.60x = 113,468,690.40 × 56,513,917.60
  4. Step 4: Simplify right side
    75,645,793.60x = 6,412,560,219,445,512
  5. Step 5: Solve for x
    x = 6,412,560,219,445,512/75,645,793.60
  6. Step 6: Final answer
    x = 84,770,876.40

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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.