Home / 247,131,029.60-370,696,544.40-189,735,401.60

Finding the Fourth Proportional to 247,131,029.60, 370,696,544.40 and 189,735,401.60

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Solution

The fourth proportional to 247,131,029.60, 370,696,544.40 and 189,735,401.60 is: 284,603,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,131,029.60 : 370,696,544.40 = 189,735,401.60 : x
  2. Step 2: Convert to fraction form
    247,131,029.60/370,696,544.40 = 189,735,401.60/x
  3. Step 3: Cross multiply
    247,131,029.60x = 370,696,544.40 × 189,735,401.60
  4. Step 4: Simplify right side
    247,131,029.60x = 70,334,257,723,466,224
  5. Step 5: Solve for x
    x = 70,334,257,723,466,224/247,131,029.60
  6. Step 6: Final answer
    x = 284,603,102.40

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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.