Home / 65,367,009.10-98,040,016.05-19,918,233.10

Finding the Fourth Proportional to 65,367,009.10, 98,040,016.05 and 19,918,233.10

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Solution

The fourth proportional to 65,367,009.10, 98,040,016.05 and 19,918,233.10 is: 29,874,150.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,367,009.10 : 98,040,016.05 = 19,918,233.10 : x
  2. Step 2: Convert to fraction form
    65,367,009.10/98,040,016.05 = 19,918,233.10/x
  3. Step 3: Cross multiply
    65,367,009.10x = 98,040,016.05 × 19,918,233.10
  4. Step 4: Simplify right side
    65,367,009.10x = 1,952,783,892,811,641.25
  5. Step 5: Solve for x
    x = 1,952,783,892,811,641.25/65,367,009.10
  6. Step 6: Final answer
    x = 29,874,150.89

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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.