Home / 65,235,590.20-97,853,385.30-19,797,311.80

Finding the Fourth Proportional to 65,235,590.20, 97,853,385.30 and 19,797,311.80

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Solution

The fourth proportional to 65,235,590.20, 97,853,385.30 and 19,797,311.80 is: 29,695,967.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,235,590.20 : 97,853,385.30 = 19,797,311.80 : x
  2. Step 2: Convert to fraction form
    65,235,590.20/97,853,385.30 = 19,797,311.80/x
  3. Step 3: Cross multiply
    65,235,590.20x = 97,853,385.30 × 19,797,311.80
  4. Step 4: Simplify right side
    65,235,590.20x = 1,937,233,979,469,636.50
  5. Step 5: Solve for x
    x = 1,937,233,979,469,636.50/65,235,590.20
  6. Step 6: Final answer
    x = 29,695,967.70

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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.