Home / 205,914,549.35-284,161,107.69-111,828,037.88

Finding the Fourth Proportional to 205,914,549.35, 284,161,107.69 and 111,828,037.88

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Solution

The fourth proportional to 205,914,549.35, 284,161,107.69 and 111,828,037.88 is: 154,322,165.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,914,549.35 : 284,161,107.69 = 111,828,037.88 : x
  2. Step 2: Convert to fraction form
    205,914,549.35/284,161,107.69 = 111,828,037.88/x
  3. Step 3: Cross multiply
    205,914,549.35x = 284,161,107.69 × 111,828,037.88
  4. Step 4: Simplify right side
    205,914,549.35x = 31,777,179,115,490,480
  5. Step 5: Solve for x
    x = 31,777,179,115,490,480/205,914,549.35
  6. Step 6: Final answer
    x = 154,322,165.26

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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.