Home / 171,504,285.70-257,256,428.55-146,845,423.30

Finding the Fourth Proportional to 171,504,285.70, 257,256,428.55 and 146,845,423.30

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Solution

The fourth proportional to 171,504,285.70, 257,256,428.55 and 146,845,423.30 is: 220,268,134.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,504,285.70 : 257,256,428.55 = 146,845,423.30 : x
  2. Step 2: Convert to fraction form
    171,504,285.70/257,256,428.55 = 146,845,423.30/x
  3. Step 3: Cross multiply
    171,504,285.70x = 257,256,428.55 × 146,845,423.30
  4. Step 4: Simplify right side
    171,504,285.70x = 37,776,929,147,070,960
  5. Step 5: Solve for x
    x = 37,776,929,147,070,960/171,504,285.70
  6. Step 6: Final answer
    x = 220,268,134.95

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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.