Home / 60,560,711.90-90,691,768.65-40,256,020.70

Finding the Fourth Proportional to 60,560,711.90, 90,691,768.65 and 40,256,020.70

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Solution

The fourth proportional to 60,560,711.90, 90,691,768.65 and 40,256,020.70 is: 60,284,788.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,560,711.90 : 90,691,768.65 = 40,256,020.70 : x
  2. Step 2: Convert to fraction form
    60,560,711.90/90,691,768.65 = 40,256,020.70/x
  3. Step 3: Cross multiply
    60,560,711.90x = 90,691,768.65 × 40,256,020.70
  4. Step 4: Simplify right side
    60,560,711.90x = 3,650,889,716,094,011.50
  5. Step 5: Solve for x
    x = 3,650,889,716,094,011.50/60,560,711.90
  6. Step 6: Final answer
    x = 60,284,788.63

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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.