Home / 495,492,135.46-683,611,781.84-280,887,757.22

Finding the Fourth Proportional to 495,492,135.46, 683,611,781.84 and 280,887,757.22

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Solution

The fourth proportional to 495,492,135.46, 683,611,781.84 and 280,887,757.22 is: 387,530,227.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,492,135.46 : 683,611,781.84 = 280,887,757.22 : x
  2. Step 2: Convert to fraction form
    495,492,135.46/683,611,781.84 = 280,887,757.22/x
  3. Step 3: Cross multiply
    495,492,135.46x = 683,611,781.84 × 280,887,757.22
  4. Step 4: Simplify right side
    495,492,135.46x = 192,018,180,210,205,568
  5. Step 5: Solve for x
    x = 192,018,180,210,205,568/495,492,135.46
  6. Step 6: Final answer
    x = 387,530,227.97

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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.