Home / 171,205,581-256,657,204.44-130,995,573.96

Finding the Fourth Proportional to 171,205,581, 256,657,204.44 and 130,995,573.96

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Solution

The fourth proportional to 171,205,581, 256,657,204.44 and 130,995,573.96 is: 196,377,697.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,205,581 : 256,657,204.44 = 130,995,573.96 : x
  2. Step 2: Convert to fraction form
    171,205,581/256,657,204.44 = 130,995,573.96/x
  3. Step 3: Cross multiply
    171,205,581x = 256,657,204.44 × 130,995,573.96
  4. Step 4: Simplify right side
    171,205,581x = 33,620,957,806,586,860
  5. Step 5: Solve for x
    x = 33,620,957,806,586,860/171,205,581
  6. Step 6: Final answer
    x = 196,377,697.56

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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.