Home / 517,187,548.62-776,053,722.88-298,991,160.04

Finding the Fourth Proportional to 517,187,548.62, 776,053,722.88 and 298,991,160.04

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Solution

The fourth proportional to 517,187,548.62, 776,053,722.88 and 298,991,160.04 is: 448,644,217.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,187,548.62 : 776,053,722.88 = 298,991,160.04 : x
  2. Step 2: Convert to fraction form
    517,187,548.62/776,053,722.88 = 298,991,160.04/x
  3. Step 3: Cross multiply
    517,187,548.62x = 776,053,722.88 × 298,991,160.04
  4. Step 4: Simplify right side
    517,187,548.62x = 232,033,202,857,251,904
  5. Step 5: Solve for x
    x = 232,033,202,857,251,904/517,187,548.62
  6. Step 6: Final answer
    x = 448,644,217.12

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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.