Home / 83,421,095-125,203,682.28-57,880,040.54

Finding the Fourth Proportional to 83,421,095, 125,203,682.28 and 57,880,040.54

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Solution

The fourth proportional to 83,421,095, 125,203,682.28 and 57,880,040.54 is: 86,870,044.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,421,095 : 125,203,682.28 = 57,880,040.54 : x
  2. Step 2: Convert to fraction form
    83,421,095/125,203,682.28 = 57,880,040.54/x
  3. Step 3: Cross multiply
    83,421,095x = 125,203,682.28 × 57,880,040.54
  4. Step 4: Simplify right side
    83,421,095x = 7,246,794,206,123,680
  5. Step 5: Solve for x
    x = 7,246,794,206,123,680/83,421,095
  6. Step 6: Final answer
    x = 86,870,044.16

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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.