Home / 81,665,519.22-112,696,997.49-44,496,104.90

Finding the Fourth Proportional to 81,665,519.22, 112,696,997.49 and 44,496,104.90

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Solution

The fourth proportional to 81,665,519.22, 112,696,997.49 and 44,496,104.90 is: 61,403,851.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,665,519.22 : 112,696,997.49 = 44,496,104.90 : x
  2. Step 2: Convert to fraction form
    81,665,519.22/112,696,997.49 = 44,496,104.90/x
  3. Step 3: Cross multiply
    81,665,519.22x = 112,696,997.49 × 44,496,104.90
  4. Step 4: Simplify right side
    81,665,519.22x = 5,014,577,421,666,592
  5. Step 5: Solve for x
    x = 5,014,577,421,666,592/81,665,519.22
  6. Step 6: Final answer
    x = 61,403,851.58

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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.