Home / 136,123,853.20-204,185,779.80-112,209,008.20

Finding the Fourth Proportional to 136,123,853.20, 204,185,779.80 and 112,209,008.20

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Solution

The fourth proportional to 136,123,853.20, 204,185,779.80 and 112,209,008.20 is: 168,313,512.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,123,853.20 : 204,185,779.80 = 112,209,008.20 : x
  2. Step 2: Convert to fraction form
    136,123,853.20/204,185,779.80 = 112,209,008.20/x
  3. Step 3: Cross multiply
    136,123,853.20x = 204,185,779.80 × 112,209,008.20
  4. Step 4: Simplify right side
    136,123,853.20x = 22,911,483,839,901,596
  5. Step 5: Solve for x
    x = 22,911,483,839,901,596/136,123,853.20
  6. Step 6: Final answer
    x = 168,313,512.30

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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.