Home / 106,353,466.65-159,530,199.98-91,047,965.85

Finding the Fourth Proportional to 106,353,466.65, 159,530,199.98 and 91,047,965.85

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Solution

The fourth proportional to 106,353,466.65, 159,530,199.98 and 91,047,965.85 is: 136,571,948.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,353,466.65 : 159,530,199.98 = 91,047,965.85 : x
  2. Step 2: Convert to fraction form
    106,353,466.65/159,530,199.98 = 91,047,965.85/x
  3. Step 3: Cross multiply
    106,353,466.65x = 159,530,199.98 × 91,047,965.85
  4. Step 4: Simplify right side
    106,353,466.65x = 14,524,900,199,367,470
  5. Step 5: Solve for x
    x = 14,524,900,199,367,470/106,353,466.65
  6. Step 6: Final answer
    x = 136,571,948.78

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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.