Home / 79,233,491.16-109,343,336.52-47,867,179.92

Finding the Fourth Proportional to 79,233,491.16, 109,343,336.52 and 47,867,179.92

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Solution

The fourth proportional to 79,233,491.16, 109,343,336.52 and 47,867,179.92 is: 66,057,384.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,233,491.16 : 109,343,336.52 = 47,867,179.92 : x
  2. Step 2: Convert to fraction form
    79,233,491.16/109,343,336.52 = 47,867,179.92/x
  3. Step 3: Cross multiply
    79,233,491.16x = 109,343,336.52 × 47,867,179.92
  4. Step 4: Simplify right side
    79,233,491.16x = 5,233,957,162,255,947
  5. Step 5: Solve for x
    x = 5,233,957,162,255,947/79,233,491.16
  6. Step 6: Final answer
    x = 66,057,384.14

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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.