Home / 193,943,421.30-291,056,849.55-136,547,793.30

Finding the Fourth Proportional to 193,943,421.30, 291,056,849.55 and 136,547,793.30

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Solution

The fourth proportional to 193,943,421.30, 291,056,849.55 and 136,547,793.30 is: 204,921,467.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,943,421.30 : 291,056,849.55 = 136,547,793.30 : x
  2. Step 2: Convert to fraction form
    193,943,421.30/291,056,849.55 = 136,547,793.30/x
  3. Step 3: Cross multiply
    193,943,421.30x = 291,056,849.55 × 136,547,793.30
  4. Step 4: Simplify right side
    193,943,421.30x = 39,743,170,530,902,600
  5. Step 5: Solve for x
    x = 39,743,170,530,902,600/193,943,421.30
  6. Step 6: Final answer
    x = 204,921,467.63

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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.