Home / 127,052,826.70-175,370,456.43-74,858,727.10

Finding the Fourth Proportional to 127,052,826.70, 175,370,456.43 and 74,858,727.10

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Solution

The fourth proportional to 127,052,826.70, 175,370,456.43 and 74,858,727.10 is: 103,327,170.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,052,826.70 : 175,370,456.43 = 74,858,727.10 : x
  2. Step 2: Convert to fraction form
    127,052,826.70/175,370,456.43 = 74,858,727.10/x
  3. Step 3: Cross multiply
    127,052,826.70x = 175,370,456.43 × 74,858,727.10
  4. Step 4: Simplify right side
    127,052,826.70x = 13,128,009,139,295,810
  5. Step 5: Solve for x
    x = 13,128,009,139,295,810/127,052,826.70
  6. Step 6: Final answer
    x = 103,327,170.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.