Home / 146,789,720.70-220,184,581.05-98,416,779.90

Finding the Fourth Proportional to 146,789,720.70, 220,184,581.05 and 98,416,779.90

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Solution

The fourth proportional to 146,789,720.70, 220,184,581.05 and 98,416,779.90 is: 147,625,169.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,789,720.70 : 220,184,581.05 = 98,416,779.90 : x
  2. Step 2: Convert to fraction form
    146,789,720.70/220,184,581.05 = 98,416,779.90/x
  3. Step 3: Cross multiply
    146,789,720.70x = 220,184,581.05 × 98,416,779.90
  4. Step 4: Simplify right side
    146,789,720.70x = 21,669,857,450,571,564
  5. Step 5: Solve for x
    x = 21,669,857,450,571,564/146,789,720.70
  6. Step 6: Final answer
    x = 147,625,169.85

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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.