Home / 365,292,379.69-547,883,206.18-99,418,809.97

Finding the Fourth Proportional to 365,292,379.69, 547,883,206.18 and 99,418,809.97

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Solution

The fourth proportional to 365,292,379.69, 547,883,206.18 and 99,418,809.97 is: 149,113,147.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,292,379.69 : 547,883,206.18 = 99,418,809.97 : x
  2. Step 2: Convert to fraction form
    365,292,379.69/547,883,206.18 = 99,418,809.97/x
  3. Step 3: Cross multiply
    365,292,379.69x = 547,883,206.18 × 99,418,809.97
  4. Step 4: Simplify right side
    365,292,379.69x = 54,469,896,360,963,744
  5. Step 5: Solve for x
    x = 54,469,896,360,963,744/365,292,379.69
  6. Step 6: Final answer
    x = 149,113,147.14

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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.