Home / 65,619,088.28-98,336,220.74-50,206,708.79

Finding the Fourth Proportional to 65,619,088.28, 98,336,220.74 and 50,206,708.79

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Solution

The fourth proportional to 65,619,088.28, 98,336,220.74 and 50,206,708.79 is: 75,239,356.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,619,088.28 : 98,336,220.74 = 50,206,708.79 : x
  2. Step 2: Convert to fraction form
    65,619,088.28/98,336,220.74 = 50,206,708.79/x
  3. Step 3: Cross multiply
    65,619,088.28x = 98,336,220.74 × 50,206,708.79
  4. Step 4: Simplify right side
    65,619,088.28x = 4,937,137,998,569,801
  5. Step 5: Solve for x
    x = 4,937,137,998,569,801/65,619,088.28
  6. Step 6: Final answer
    x = 75,239,356.83

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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.