Home / 365,292,379.34-547,883,205.65-99,418,809.62

Finding the Fourth Proportional to 365,292,379.34, 547,883,205.65 and 99,418,809.62

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Solution

The fourth proportional to 365,292,379.34, 547,883,205.65 and 99,418,809.62 is: 149,113,146.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,292,379.34 : 547,883,205.65 = 99,418,809.62 : x
  2. Step 2: Convert to fraction form
    365,292,379.34/547,883,205.65 = 99,418,809.62/x
  3. Step 3: Cross multiply
    365,292,379.34x = 547,883,205.65 × 99,418,809.62
  4. Step 4: Simplify right side
    365,292,379.34x = 54,469,896,113,524,696
  5. Step 5: Solve for x
    x = 54,469,896,113,524,696/365,292,379.34
  6. Step 6: Final answer
    x = 149,113,146.61

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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.