Home / 65,587,511.70-98,383,600.35-20,149,233.30

Finding the Fourth Proportional to 65,587,511.70, 98,383,600.35 and 20,149,233.30

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Solution

The fourth proportional to 65,587,511.70, 98,383,600.35 and 20,149,233.30 is: 30,224,566.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,587,511.70 : 98,383,600.35 = 20,149,233.30 : x
  2. Step 2: Convert to fraction form
    65,587,511.70/98,383,600.35 = 20,149,233.30/x
  3. Step 3: Cross multiply
    65,587,511.70x = 98,383,600.35 × 20,149,233.30
  4. Step 4: Simplify right side
    65,587,511.70x = 1,982,354,116,346,111.50
  5. Step 5: Solve for x
    x = 1,982,354,116,346,111.50/65,587,511.70
  6. Step 6: Final answer
    x = 30,224,566.61

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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.