Home / 90,666,517.45-135,986,490.15-44,596,020.18

Finding the Fourth Proportional to 90,666,517.45, 135,986,490.15 and 44,596,020.18

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Solution

The fourth proportional to 90,666,517.45, 135,986,490.15 and 44,596,020.18 is: 66,887,495.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,666,517.45 : 135,986,490.15 = 44,596,020.18 : x
  2. Step 2: Convert to fraction form
    90,666,517.45/135,986,490.15 = 44,596,020.18/x
  3. Step 3: Cross multiply
    90,666,517.45x = 135,986,490.15 × 44,596,020.18
  4. Step 4: Simplify right side
    90,666,517.45x = 6,064,456,258,831,074
  5. Step 5: Solve for x
    x = 6,064,456,258,831,074/90,666,517.45
  6. Step 6: Final answer
    x = 66,887,495.29

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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.