Home / 100,809,862.30-151,115,260.65-49,650,003.10

Finding the Fourth Proportional to 100,809,862.30, 151,115,260.65 and 49,650,003.10

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Solution

The fourth proportional to 100,809,862.30, 151,115,260.65 and 49,650,003.10 is: 74,425,983.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,809,862.30 : 151,115,260.65 = 49,650,003.10 : x
  2. Step 2: Convert to fraction form
    100,809,862.30/151,115,260.65 = 49,650,003.10/x
  3. Step 3: Cross multiply
    100,809,862.30x = 151,115,260.65 × 49,650,003.10
  4. Step 4: Simplify right side
    100,809,862.30x = 7,502,873,159,729,809
  5. Step 5: Solve for x
    x = 7,502,873,159,729,809/100,809,862.30
  6. Step 6: Final answer
    x = 74,425,983.61

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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.