Home / 284,832,824.80-427,062,613.20-112,205,624.80

Finding the Fourth Proportional to 284,832,824.80, 427,062,613.20 and 112,205,624.80

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Solution

The fourth proportional to 284,832,824.80, 427,062,613.20 and 112,205,624.80 is: 168,234,919.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,832,824.80 : 427,062,613.20 = 112,205,624.80 : x
  2. Step 2: Convert to fraction form
    284,832,824.80/427,062,613.20 = 112,205,624.80/x
  3. Step 3: Cross multiply
    284,832,824.80x = 427,062,613.20 × 112,205,624.80
  4. Step 4: Simplify right side
    284,832,824.80x = 47,918,827,342,826,728
  5. Step 5: Solve for x
    x = 47,918,827,342,826,728/284,832,824.80
  6. Step 6: Final answer
    x = 168,234,919.47

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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.