Home / 209,952,206.30-314,928,309.45-192,095,788.70

Finding the Fourth Proportional to 209,952,206.30, 314,928,309.45 and 192,095,788.70

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Solution

The fourth proportional to 209,952,206.30, 314,928,309.45 and 192,095,788.70 is: 288,143,683.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,206.30 : 314,928,309.45 = 192,095,788.70 : x
  2. Step 2: Convert to fraction form
    209,952,206.30/314,928,309.45 = 192,095,788.70/x
  3. Step 3: Cross multiply
    209,952,206.30x = 314,928,309.45 × 192,095,788.70
  4. Step 4: Simplify right side
    209,952,206.30x = 60,496,401,987,755,408
  5. Step 5: Solve for x
    x = 60,496,401,987,755,408/209,952,206.30
  6. Step 6: Final answer
    x = 288,143,683.05

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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.