Home / 201,024,139.80-301,536,209.70-132,149,386.20

Finding the Fourth Proportional to 201,024,139.80, 301,536,209.70 and 132,149,386.20

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Solution

The fourth proportional to 201,024,139.80, 301,536,209.70 and 132,149,386.20 is: 198,224,079.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,024,139.80 : 301,536,209.70 = 132,149,386.20 : x
  2. Step 2: Convert to fraction form
    201,024,139.80/301,536,209.70 = 132,149,386.20/x
  3. Step 3: Cross multiply
    201,024,139.80x = 301,536,209.70 × 132,149,386.20
  4. Step 4: Simplify right side
    201,024,139.80x = 39,847,825,028,929,488
  5. Step 5: Solve for x
    x = 39,847,825,028,929,488/201,024,139.80
  6. Step 6: Final answer
    x = 198,224,079.30

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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.