Home / 206,515,068.36-284,979,976.29-113,677,443.24

Finding the Fourth Proportional to 206,515,068.36, 284,979,976.29 and 113,677,443.24

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Solution

The fourth proportional to 206,515,068.36, 284,979,976.29 and 113,677,443.24 is: 156,868,916.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,515,068.36 : 284,979,976.29 = 113,677,443.24 : x
  2. Step 2: Convert to fraction form
    206,515,068.36/284,979,976.29 = 113,677,443.24/x
  3. Step 3: Cross multiply
    206,515,068.36x = 284,979,976.29 × 113,677,443.24
  4. Step 4: Simplify right side
    206,515,068.36x = 32,395,795,079,243,020
  5. Step 5: Solve for x
    x = 32,395,795,079,243,020/206,515,068.36
  6. Step 6: Final answer
    x = 156,868,916.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.