Home / 80,792,640.64-121,191,449.28-35,331,034.24

Finding the Fourth Proportional to 80,792,640.64, 121,191,449.28 and 35,331,034.24

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Solution

The fourth proportional to 80,792,640.64, 121,191,449.28 and 35,331,034.24 is: 52,997,639.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,792,640.64 : 121,191,449.28 = 35,331,034.24 : x
  2. Step 2: Convert to fraction form
    80,792,640.64/121,191,449.28 = 35,331,034.24/x
  3. Step 3: Cross multiply
    80,792,640.64x = 121,191,449.28 × 35,331,034.24
  4. Step 4: Simplify right side
    80,792,640.64x = 4,281,819,244,106,903.50
  5. Step 5: Solve for x
    x = 4,281,819,244,106,903.50/80,792,640.64
  6. Step 6: Final answer
    x = 52,997,639.52

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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.