Home / 127,599,720.30-190,974,427.65-117,396,053.10

Finding the Fourth Proportional to 127,599,720.30, 190,974,427.65 and 117,396,053.10

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Solution

The fourth proportional to 127,599,720.30, 190,974,427.65 and 117,396,053.10 is: 175,702,924.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,599,720.30 : 190,974,427.65 = 117,396,053.10 : x
  2. Step 2: Convert to fraction form
    127,599,720.30/190,974,427.65 = 117,396,053.10/x
  3. Step 3: Cross multiply
    127,599,720.30x = 190,974,427.65 × 117,396,053.10
  4. Step 4: Simplify right side
    127,599,720.30x = 22,419,644,049,141,508
  5. Step 5: Solve for x
    x = 22,419,644,049,141,508/127,599,720.30
  6. Step 6: Final answer
    x = 175,702,924.71

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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.