Home / 83,581,927.02-125,048,512.83-73,269,216

Finding the Fourth Proportional to 83,581,927.02, 125,048,512.83 and 73,269,216

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Solution

The fourth proportional to 83,581,927.02, 125,048,512.83 and 73,269,216 is: 109,619,469.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,581,927.02 : 125,048,512.83 = 73,269,216 : x
  2. Step 2: Convert to fraction form
    83,581,927.02/125,048,512.83 = 73,269,216/x
  3. Step 3: Cross multiply
    83,581,927.02x = 125,048,512.83 × 73,269,216
  4. Step 4: Simplify right side
    83,581,927.02x = 9,162,206,497,020,042
  5. Step 5: Solve for x
    x = 9,162,206,497,020,042/83,581,927.02
  6. Step 6: Final answer
    x = 109,619,469.47

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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.