Home / 95,869,721.85-143,804,582.78-66,534,178.65

Finding the Fourth Proportional to 95,869,721.85, 143,804,582.78 and 66,534,178.65

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Solution

The fourth proportional to 95,869,721.85, 143,804,582.78 and 66,534,178.65 is: 99,801,267.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,869,721.85 : 143,804,582.78 = 66,534,178.65 : x
  2. Step 2: Convert to fraction form
    95,869,721.85/143,804,582.78 = 66,534,178.65/x
  3. Step 3: Cross multiply
    95,869,721.85x = 143,804,582.78 × 66,534,178.65
  4. Step 4: Simplify right side
    95,869,721.85x = 9,567,919,801,373,234
  5. Step 5: Solve for x
    x = 9,567,919,801,373,234/95,869,721.85
  6. Step 6: Final answer
    x = 99,801,267.98

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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.