Home / 807,409,479.44-1,114,225,529.52-436,131,512.88

Finding the Fourth Proportional to 807,409,479.44, 1,114,225,529.52 and 436,131,512.88

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Solution

The fourth proportional to 807,409,479.44, 1,114,225,529.52 and 436,131,512.88 is: 601,861,729.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,409,479.44 : 1,114,225,529.52 = 436,131,512.88 : x
  2. Step 2: Convert to fraction form
    807,409,479.44/1,114,225,529.52 = 436,131,512.88/x
  3. Step 3: Cross multiply
    807,409,479.44x = 1,114,225,529.52 × 436,131,512.88
  4. Step 4: Simplify right side
    807,409,479.44x = 485,948,865,879,076,672
  5. Step 5: Solve for x
    x = 485,948,865,879,076,672/807,409,479.44
  6. Step 6: Final answer
    x = 601,861,729.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.