Home / 56,664,147.90-84,954,231.45-38,422,818.30

Finding the Fourth Proportional to 56,664,147.90, 84,954,231.45 and 38,422,818.30

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Solution

The fourth proportional to 56,664,147.90, 84,954,231.45 and 38,422,818.30 is: 57,605,754.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,664,147.90 : 84,954,231.45 = 38,422,818.30 : x
  2. Step 2: Convert to fraction form
    56,664,147.90/84,954,231.45 = 38,422,818.30/x
  3. Step 3: Cross multiply
    56,664,147.90x = 84,954,231.45 × 38,422,818.30
  4. Step 4: Simplify right side
    56,664,147.90x = 3,264,180,998,819,495.50
  5. Step 5: Solve for x
    x = 3,264,180,998,819,495.50/56,664,147.90
  6. Step 6: Final answer
    x = 57,605,754.60

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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.