Home / 56,649,073.60-84,651,122.44-42,535,295.20

Finding the Fourth Proportional to 56,649,073.60, 84,651,122.44 and 42,535,295.20

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Solution

The fourth proportional to 56,649,073.60, 84,651,122.44 and 42,535,295.20 is: 63,560,800.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,649,073.60 : 84,651,122.44 = 42,535,295.20 : x
  2. Step 2: Convert to fraction form
    56,649,073.60/84,651,122.44 = 42,535,295.20/x
  3. Step 3: Cross multiply
    56,649,073.60x = 84,651,122.44 × 42,535,295.20
  4. Step 4: Simplify right side
    56,649,073.60x = 3,600,660,481,996,744.50
  5. Step 5: Solve for x
    x = 3,600,660,481,996,744.50/56,649,073.60
  6. Step 6: Final answer
    x = 63,560,800.79

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.