Home / 112,065,348.34-168,149,098.41-57,516,240.79

Finding the Fourth Proportional to 112,065,348.34, 168,149,098.41 and 57,516,240.79

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Solution

The fourth proportional to 112,065,348.34, 168,149,098.41 and 57,516,240.79 is: 86,300,575.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,065,348.34 : 168,149,098.41 = 57,516,240.79 : x
  2. Step 2: Convert to fraction form
    112,065,348.34/168,149,098.41 = 57,516,240.79/x
  3. Step 3: Cross multiply
    112,065,348.34x = 168,149,098.41 × 57,516,240.79
  4. Step 4: Simplify right side
    112,065,348.34x = 9,671,304,032,770,966
  5. Step 5: Solve for x
    x = 9,671,304,032,770,966/112,065,348.34
  6. Step 6: Final answer
    x = 86,300,575.30

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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.