Home / 80,853,028.95-121,279,543.43-44,447,352.15

Finding the Fourth Proportional to 80,853,028.95, 121,279,543.43 and 44,447,352.15

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Solution

The fourth proportional to 80,853,028.95, 121,279,543.43 and 44,447,352.15 is: 66,671,028.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,853,028.95 : 121,279,543.43 = 44,447,352.15 : x
  2. Step 2: Convert to fraction form
    80,853,028.95/121,279,543.43 = 44,447,352.15/x
  3. Step 3: Cross multiply
    80,853,028.95x = 121,279,543.43 × 44,447,352.15
  4. Step 4: Simplify right side
    80,853,028.95x = 5,390,554,575,202,192
  5. Step 5: Solve for x
    x = 5,390,554,575,202,192/80,853,028.95
  6. Step 6: Final answer
    x = 66,671,028.23

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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.