Home / 177,155,203.70-265,732,805.55-131,238,701.30

Finding the Fourth Proportional to 177,155,203.70, 265,732,805.55 and 131,238,701.30

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Solution

The fourth proportional to 177,155,203.70, 265,732,805.55 and 131,238,701.30 is: 196,858,051.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,155,203.70 : 265,732,805.55 = 131,238,701.30 : x
  2. Step 2: Convert to fraction form
    177,155,203.70/265,732,805.55 = 131,238,701.30/x
  3. Step 3: Cross multiply
    177,155,203.70x = 265,732,805.55 × 131,238,701.30
  4. Step 4: Simplify right side
    177,155,203.70x = 34,874,428,293,187,432
  5. Step 5: Solve for x
    x = 34,874,428,293,187,432/177,155,203.70
  6. Step 6: Final answer
    x = 196,858,051.95

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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.