Home / 291,225,552.20-436,838,328.30-245,309,049.80

Finding the Fourth Proportional to 291,225,552.20, 436,838,328.30 and 245,309,049.80

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Solution

The fourth proportional to 291,225,552.20, 436,838,328.30 and 245,309,049.80 is: 367,963,574.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,225,552.20 : 436,838,328.30 = 245,309,049.80 : x
  2. Step 2: Convert to fraction form
    291,225,552.20/436,838,328.30 = 245,309,049.80/x
  3. Step 3: Cross multiply
    291,225,552.20x = 436,838,328.30 × 245,309,049.80
  4. Step 4: Simplify right side
    291,225,552.20x = 107,160,395,231,493,456
  5. Step 5: Solve for x
    x = 107,160,395,231,493,456/291,225,552.20
  6. Step 6: Final answer
    x = 367,963,574.70

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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.