Home / 168,496,890.30-252,745,335.45-141,287,111.10

Finding the Fourth Proportional to 168,496,890.30, 252,745,335.45 and 141,287,111.10

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Solution

The fourth proportional to 168,496,890.30, 252,745,335.45 and 141,287,111.10 is: 211,930,666.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,496,890.30 : 252,745,335.45 = 141,287,111.10 : x
  2. Step 2: Convert to fraction form
    168,496,890.30/252,745,335.45 = 141,287,111.10/x
  3. Step 3: Cross multiply
    168,496,890.30x = 252,745,335.45 × 141,287,111.10
  4. Step 4: Simplify right side
    168,496,890.30x = 35,709,658,289,730,916
  5. Step 5: Solve for x
    x = 35,709,658,289,730,916/168,496,890.30
  6. Step 6: Final answer
    x = 211,930,666.65

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Similar ratio
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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.