Home / 205,769,655.52-283,962,435.68-111,683,836.26

Finding the Fourth Proportional to 205,769,655.52, 283,962,435.68 and 111,683,836.26

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Solution

The fourth proportional to 205,769,655.52, 283,962,435.68 and 111,683,836.26 is: 154,123,862.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,769,655.52 : 283,962,435.68 = 111,683,836.26 : x
  2. Step 2: Convert to fraction form
    205,769,655.52/283,962,435.68 = 111,683,836.26/x
  3. Step 3: Cross multiply
    205,769,655.52x = 283,962,435.68 × 111,683,836.26
  4. Step 4: Simplify right side
    205,769,655.52x = 31,714,014,170,755,112
  5. Step 5: Solve for x
    x = 31,714,014,170,755,112/205,769,655.52
  6. Step 6: Final answer
    x = 154,123,862.87

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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.