Home / 239,150,232.20-358,725,348.30-218,742,897.80

Finding the Fourth Proportional to 239,150,232.20, 358,725,348.30 and 218,742,897.80

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Solution

The fourth proportional to 239,150,232.20, 358,725,348.30 and 218,742,897.80 is: 328,114,346.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,150,232.20 : 358,725,348.30 = 218,742,897.80 : x
  2. Step 2: Convert to fraction form
    239,150,232.20/358,725,348.30 = 218,742,897.80/x
  3. Step 3: Cross multiply
    239,150,232.20x = 358,725,348.30 × 218,742,897.80
  4. Step 4: Simplify right side
    239,150,232.20x = 78,468,622,201,456,304
  5. Step 5: Solve for x
    x = 78,468,622,201,456,304/239,150,232.20
  6. Step 6: Final answer
    x = 328,114,346.70

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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.