Home / 171,515,318.34-256,599,510.98-132,357,933.42

Finding the Fourth Proportional to 171,515,318.34, 256,599,510.98 and 132,357,933.42

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Solution

The fourth proportional to 171,515,318.34, 256,599,510.98 and 132,357,933.42 is: 198,017,187.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,515,318.34 : 256,599,510.98 = 132,357,933.42 : x
  2. Step 2: Convert to fraction form
    171,515,318.34/256,599,510.98 = 132,357,933.42/x
  3. Step 3: Cross multiply
    171,515,318.34x = 256,599,510.98 × 132,357,933.42
  4. Step 4: Simplify right side
    171,515,318.34x = 33,962,980,989,895,396
  5. Step 5: Solve for x
    x = 33,962,980,989,895,396/171,515,318.34
  6. Step 6: Final answer
    x = 198,017,187.73

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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.