Home / 171,072,209.80-256,608,314.70-103,047,761.80

Finding the Fourth Proportional to 171,072,209.80, 256,608,314.70 and 103,047,761.80

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Solution

The fourth proportional to 171,072,209.80, 256,608,314.70 and 103,047,761.80 is: 154,571,642.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,072,209.80 : 256,608,314.70 = 103,047,761.80 : x
  2. Step 2: Convert to fraction form
    171,072,209.80/256,608,314.70 = 103,047,761.80/x
  3. Step 3: Cross multiply
    171,072,209.80x = 256,608,314.70 × 103,047,761.80
  4. Step 4: Simplify right side
    171,072,209.80x = 26,442,912,489,105,036
  5. Step 5: Solve for x
    x = 26,442,912,489,105,036/171,072,209.80
  6. Step 6: Final answer
    x = 154,571,642.70

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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.