Home / 127,080,348.72-190,589,030.28-36,204,725.04

Finding the Fourth Proportional to 127,080,348.72, 190,589,030.28 and 36,204,725.04

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Solution

The fourth proportional to 127,080,348.72, 190,589,030.28 and 36,204,725.04 is: 54,298,115.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,080,348.72 : 190,589,030.28 = 36,204,725.04 : x
  2. Step 2: Convert to fraction form
    127,080,348.72/190,589,030.28 = 36,204,725.04/x
  3. Step 3: Cross multiply
    127,080,348.72x = 190,589,030.28 × 36,204,725.04
  4. Step 4: Simplify right side
    127,080,348.72x = 6,900,223,436,927,634
  5. Step 5: Solve for x
    x = 6,900,223,436,927,634/127,080,348.72
  6. Step 6: Final answer
    x = 54,298,115.38

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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.