Home / 127,274,180.03-190,808,246.15-39,790,665.78

Finding the Fourth Proportional to 127,274,180.03, 190,808,246.15 and 39,790,665.78

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Solution

The fourth proportional to 127,274,180.03, 190,808,246.15 and 39,790,665.78 is: 59,653,789.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,274,180.03 : 190,808,246.15 = 39,790,665.78 : x
  2. Step 2: Convert to fraction form
    127,274,180.03/190,808,246.15 = 39,790,665.78/x
  3. Step 3: Cross multiply
    127,274,180.03x = 190,808,246.15 × 39,790,665.78
  4. Step 4: Simplify right side
    127,274,180.03x = 7,592,387,150,622,622
  5. Step 5: Solve for x
    x = 7,592,387,150,622,622/127,274,180.03
  6. Step 6: Final answer
    x = 59,653,789.55

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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.