Home / 177,394,998.40-266,046,308.08-75,106,384

Finding the Fourth Proportional to 177,394,998.40, 266,046,308.08 and 75,106,384

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Solution

The fourth proportional to 177,394,998.40, 266,046,308.08 and 75,106,384 is: 112,640,020.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,394,998.40 : 266,046,308.08 = 75,106,384 : x
  2. Step 2: Convert to fraction form
    177,394,998.40/266,046,308.08 = 75,106,384/x
  3. Step 3: Cross multiply
    177,394,998.40x = 266,046,308.08 × 75,106,384
  4. Step 4: Simplify right side
    177,394,998.40x = 19,981,776,176,438,784
  5. Step 5: Solve for x
    x = 19,981,776,176,438,784/177,394,998.40
  6. Step 6: Final answer
    x = 112,640,020.05

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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.