Home / 205,914,551.63-284,161,110.80-111,828,040.16

Finding the Fourth Proportional to 205,914,551.63, 284,161,110.80 and 111,828,040.16

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Solution

The fourth proportional to 205,914,551.63, 284,161,110.80 and 111,828,040.16 is: 154,322,168.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,914,551.63 : 284,161,110.80 = 111,828,040.16 : x
  2. Step 2: Convert to fraction form
    205,914,551.63/284,161,110.80 = 111,828,040.16/x
  3. Step 3: Cross multiply
    205,914,551.63x = 284,161,110.80 × 111,828,040.16
  4. Step 4: Simplify right side
    205,914,551.63x = 31,777,180,108,472,668
  5. Step 5: Solve for x
    x = 31,777,180,108,472,668/205,914,551.63
  6. Step 6: Final answer
    x = 154,322,168.38

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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.