Home / 81,920,317.17-113,045,500.47-44,743,195.29

Finding the Fourth Proportional to 81,920,317.17, 113,045,500.47 and 44,743,195.29

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Solution

The fourth proportional to 81,920,317.17, 113,045,500.47 and 44,743,195.29 is: 61,743,131.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,920,317.17 : 113,045,500.47 = 44,743,195.29 : x
  2. Step 2: Convert to fraction form
    81,920,317.17/113,045,500.47 = 44,743,195.29/x
  3. Step 3: Cross multiply
    81,920,317.17x = 113,045,500.47 × 44,743,195.29
  4. Step 4: Simplify right side
    81,920,317.17x = 5,058,016,904,184,997
  5. Step 5: Solve for x
    x = 5,058,016,904,184,997/81,920,317.17
  6. Step 6: Final answer
    x = 61,743,131.36

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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.