Home / 66,462,722.20-99,526,121.70-53,025,794.20

Finding the Fourth Proportional to 66,462,722.20, 99,526,121.70 and 53,025,794.20

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Solution

The fourth proportional to 66,462,722.20, 99,526,121.70 and 53,025,794.20 is: 79,404,686.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,462,722.20 : 99,526,121.70 = 53,025,794.20 : x
  2. Step 2: Convert to fraction form
    66,462,722.20/99,526,121.70 = 53,025,794.20/x
  3. Step 3: Cross multiply
    66,462,722.20x = 99,526,121.70 × 53,025,794.20
  4. Step 4: Simplify right side
    66,462,722.20x = 5,277,451,646,788,355
  5. Step 5: Solve for x
    x = 5,277,451,646,788,355/66,462,722.20
  6. Step 6: Final answer
    x = 79,404,686.90

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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.