Home / 219,952,532.97-303,500,753.67-127,115,111.97

Finding the Fourth Proportional to 219,952,532.97, 303,500,753.67 and 127,115,111.97

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Solution

The fourth proportional to 219,952,532.97, 303,500,753.67 and 127,115,111.97 is: 175,399,354.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,952,532.97 : 303,500,753.67 = 127,115,111.97 : x
  2. Step 2: Convert to fraction form
    219,952,532.97/303,500,753.67 = 127,115,111.97/x
  3. Step 3: Cross multiply
    219,952,532.97x = 303,500,753.67 × 127,115,111.97
  4. Step 4: Simplify right side
    219,952,532.97x = 38,579,532,285,741,440
  5. Step 5: Solve for x
    x = 38,579,532,285,741,440/219,952,532.97
  6. Step 6: Final answer
    x = 175,399,354.42

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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.