Home / 136,452,427.20-204,678,640.80-132,865,200.45

Finding the Fourth Proportional to 136,452,427.20, 204,678,640.80 and 132,865,200.45

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Solution

The fourth proportional to 136,452,427.20, 204,678,640.80 and 132,865,200.45 is: 199,297,800.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,452,427.20 : 204,678,640.80 = 132,865,200.45 : x
  2. Step 2: Convert to fraction form
    136,452,427.20/204,678,640.80 = 132,865,200.45/x
  3. Step 3: Cross multiply
    136,452,427.20x = 204,678,640.80 × 132,865,200.45
  4. Step 4: Simplify right side
    136,452,427.20x = 27,194,668,637,725,552
  5. Step 5: Solve for x
    x = 27,194,668,637,725,552/136,452,427.20
  6. Step 6: Final answer
    x = 199,297,800.68

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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.