Home / 83,266,910.06-114,920,361.29-47,977,959.06

Finding the Fourth Proportional to 83,266,910.06, 114,920,361.29 and 47,977,959.06

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Solution

The fourth proportional to 83,266,910.06, 114,920,361.29 and 47,977,959.06 is: 66,216,512.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,266,910.06 : 114,920,361.29 = 47,977,959.06 : x
  2. Step 2: Convert to fraction form
    83,266,910.06/114,920,361.29 = 47,977,959.06/x
  3. Step 3: Cross multiply
    83,266,910.06x = 114,920,361.29 × 47,977,959.06
  4. Step 4: Simplify right side
    83,266,910.06x = 5,513,644,389,251,974
  5. Step 5: Solve for x
    x = 5,513,644,389,251,974/83,266,910.06
  6. Step 6: Final answer
    x = 66,216,512.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.