Home / 179,712,078.80-269,568,118.20-119,196,136.40

Finding the Fourth Proportional to 179,712,078.80, 269,568,118.20 and 119,196,136.40

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Solution

The fourth proportional to 179,712,078.80, 269,568,118.20 and 119,196,136.40 is: 178,794,204.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,712,078.80 : 269,568,118.20 = 119,196,136.40 : x
  2. Step 2: Convert to fraction form
    179,712,078.80/269,568,118.20 = 119,196,136.40/x
  3. Step 3: Cross multiply
    179,712,078.80x = 269,568,118.20 × 119,196,136.40
  4. Step 4: Simplify right side
    179,712,078.80x = 32,131,478,186,058,524
  5. Step 5: Solve for x
    x = 32,131,478,186,058,524/179,712,078.80
  6. Step 6: Final answer
    x = 178,794,204.60

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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.