Home / 112,738,053.42-169,065,601.29-38,943,053.55

Finding the Fourth Proportional to 112,738,053.42, 169,065,601.29 and 38,943,053.55

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Solution

The fourth proportional to 112,738,053.42, 169,065,601.29 and 38,943,053.55 is: 58,400,252.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,738,053.42 : 169,065,601.29 = 38,943,053.55 : x
  2. Step 2: Convert to fraction form
    112,738,053.42/169,065,601.29 = 38,943,053.55/x
  3. Step 3: Cross multiply
    112,738,053.42x = 169,065,601.29 × 38,943,053.55
  4. Step 4: Simplify right side
    112,738,053.42x = 6,583,930,764,499,418
  5. Step 5: Solve for x
    x = 6,583,930,764,499,418/112,738,053.42
  6. Step 6: Final answer
    x = 58,400,252.31

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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.