Home / 86,230,395.17-118,982,024.44-49,058,505.35

Finding the Fourth Proportional to 86,230,395.17, 118,982,024.44 and 49,058,505.35

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Solution

The fourth proportional to 86,230,395.17, 118,982,024.44 and 49,058,505.35 is: 67,691,679.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,230,395.17 : 118,982,024.44 = 49,058,505.35 : x
  2. Step 2: Convert to fraction form
    86,230,395.17/118,982,024.44 = 49,058,505.35/x
  3. Step 3: Cross multiply
    86,230,395.17x = 118,982,024.44 × 49,058,505.35
  4. Step 4: Simplify right side
    86,230,395.17x = 5,837,080,282,543,571
  5. Step 5: Solve for x
    x = 5,837,080,282,543,571/86,230,395.17
  6. Step 6: Final answer
    x = 67,691,679.61

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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.