Home / 247,966,779.60-371,950,169.40-217,733,691.60

Finding the Fourth Proportional to 247,966,779.60, 371,950,169.40 and 217,733,691.60

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Solution

The fourth proportional to 247,966,779.60, 371,950,169.40 and 217,733,691.60 is: 326,600,537.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,966,779.60 : 371,950,169.40 = 217,733,691.60 : x
  2. Step 2: Convert to fraction form
    247,966,779.60/371,950,169.40 = 217,733,691.60/x
  3. Step 3: Cross multiply
    247,966,779.60x = 371,950,169.40 × 217,733,691.60
  4. Step 4: Simplify right side
    247,966,779.60x = 80,986,083,474,707,344
  5. Step 5: Solve for x
    x = 80,986,083,474,707,344/247,966,779.60
  6. Step 6: Final answer
    x = 326,600,537.40

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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.