Home / 365,292,379.80-547,883,206.38-99,418,810.10

Finding the Fourth Proportional to 365,292,379.80, 547,883,206.38 and 99,418,810.10

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Solution

The fourth proportional to 365,292,379.80, 547,883,206.38 and 99,418,810.10 is: 149,113,147.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,292,379.80 : 547,883,206.38 = 99,418,810.10 : x
  2. Step 2: Convert to fraction form
    365,292,379.80/547,883,206.38 = 99,418,810.10/x
  3. Step 3: Cross multiply
    365,292,379.80x = 547,883,206.38 × 99,418,810.10
  4. Step 4: Simplify right side
    365,292,379.80x = 54,469,896,449,332,912
  5. Step 5: Solve for x
    x = 54,469,896,449,332,912/365,292,379.80
  6. Step 6: Final answer
    x = 149,113,147.33

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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.