Home / 177,187,872.80-265,781,809.20-47,795,232.80

Finding the Fourth Proportional to 177,187,872.80, 265,781,809.20 and 47,795,232.80

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Solution

The fourth proportional to 177,187,872.80, 265,781,809.20 and 47,795,232.80 is: 71,692,849.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,187,872.80 : 265,781,809.20 = 47,795,232.80 : x
  2. Step 2: Convert to fraction form
    177,187,872.80/265,781,809.20 = 47,795,232.80/x
  3. Step 3: Cross multiply
    177,187,872.80x = 265,781,809.20 × 47,795,232.80
  4. Step 4: Simplify right side
    177,187,872.80x = 12,703,103,444,719,180
  5. Step 5: Solve for x
    x = 12,703,103,444,719,180/177,187,872.80
  6. Step 6: Final answer
    x = 71,692,849.20

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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.