Home / 204,725,665.70-307,088,498.55-127,241,567.90

Finding the Fourth Proportional to 204,725,665.70, 307,088,498.55 and 127,241,567.90

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Solution

The fourth proportional to 204,725,665.70, 307,088,498.55 and 127,241,567.90 is: 190,862,351.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,725,665.70 : 307,088,498.55 = 127,241,567.90 : x
  2. Step 2: Convert to fraction form
    204,725,665.70/307,088,498.55 = 127,241,567.90/x
  3. Step 3: Cross multiply
    204,725,665.70x = 307,088,498.55 × 127,241,567.90
  4. Step 4: Simplify right side
    204,725,665.70x = 39,074,422,039,558,880
  5. Step 5: Solve for x
    x = 39,074,422,039,558,880/204,725,665.70
  6. Step 6: Final answer
    x = 190,862,351.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.