Home / 284,336,480.94-426,521,255.13-79,880,499.42

Finding the Fourth Proportional to 284,336,480.94, 426,521,255.13 and 79,880,499.42

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Solution

The fourth proportional to 284,336,480.94, 426,521,255.13 and 79,880,499.42 is: 119,825,394.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,336,480.94 : 426,521,255.13 = 79,880,499.42 : x
  2. Step 2: Convert to fraction form
    284,336,480.94/426,521,255.13 = 79,880,499.42/x
  3. Step 3: Cross multiply
    284,336,480.94x = 426,521,255.13 × 79,880,499.42
  4. Step 4: Simplify right side
    284,336,480.94x = 34,070,730,873,029,636
  5. Step 5: Solve for x
    x = 34,070,730,873,029,636/284,336,480.94
  6. Step 6: Final answer
    x = 119,825,394.06

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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.