Home / 284,321,787.60-426,482,698.68-68,911,035.60

Finding the Fourth Proportional to 284,321,787.60, 426,482,698.68 and 68,911,035.60

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Solution

The fourth proportional to 284,321,787.60, 426,482,698.68 and 68,911,035.60 is: 103,366,557.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,321,787.60 : 426,482,698.68 = 68,911,035.60 : x
  2. Step 2: Convert to fraction form
    284,321,787.60/426,482,698.68 = 68,911,035.60/x
  3. Step 3: Cross multiply
    284,321,787.60x = 426,482,698.68 × 68,911,035.60
  4. Step 4: Simplify right side
    284,321,787.60x = 29,389,364,431,521,552
  5. Step 5: Solve for x
    x = 29,389,364,431,521,552/284,321,787.60
  6. Step 6: Final answer
    x = 103,366,557.59

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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.