Home / 171,515,316.57-256,599,508.38-132,357,931.66

Finding the Fourth Proportional to 171,515,316.57, 256,599,508.38 and 132,357,931.66

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Solution

The fourth proportional to 171,515,316.57, 256,599,508.38 and 132,357,931.66 is: 198,017,185.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,515,316.57 : 256,599,508.38 = 132,357,931.66 : x
  2. Step 2: Convert to fraction form
    171,515,316.57/256,599,508.38 = 132,357,931.66/x
  3. Step 3: Cross multiply
    171,515,316.57x = 256,599,508.38 × 132,357,931.66
  4. Step 4: Simplify right side
    171,515,316.57x = 33,962,980,194,149,636
  5. Step 5: Solve for x
    x = 33,962,980,194,149,636/171,515,316.57
  6. Step 6: Final answer
    x = 198,017,185.13

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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.