Home / 100,605,612.40-150,908,418.60-36,805,087.60

Finding the Fourth Proportional to 100,605,612.40, 150,908,418.60 and 36,805,087.60

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Solution

The fourth proportional to 100,605,612.40, 150,908,418.60 and 36,805,087.60 is: 55,207,631.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,605,612.40 : 150,908,418.60 = 36,805,087.60 : x
  2. Step 2: Convert to fraction form
    100,605,612.40/150,908,418.60 = 36,805,087.60/x
  3. Step 3: Cross multiply
    100,605,612.40x = 150,908,418.60 × 36,805,087.60
  4. Step 4: Simplify right side
    100,605,612.40x = 5,554,197,566,150,469
  5. Step 5: Solve for x
    x = 5,554,197,566,150,469/100,605,612.40
  6. Step 6: Final answer
    x = 55,207,631.40

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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.