Home / 147,375,150.30-221,062,725.45-137,809,212.30

Finding the Fourth Proportional to 147,375,150.30, 221,062,725.45 and 137,809,212.30

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Solution

The fourth proportional to 147,375,150.30, 221,062,725.45 and 137,809,212.30 is: 206,713,818.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,375,150.30 : 221,062,725.45 = 137,809,212.30 : x
  2. Step 2: Convert to fraction form
    147,375,150.30/221,062,725.45 = 137,809,212.30/x
  3. Step 3: Cross multiply
    147,375,150.30x = 221,062,725.45 × 137,809,212.30
  4. Step 4: Simplify right side
    147,375,150.30x = 30,464,480,063,155,664
  5. Step 5: Solve for x
    x = 30,464,480,063,155,664/147,375,150.30
  6. Step 6: Final answer
    x = 206,713,818.45

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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.