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Finding the Fourth Proportional to 284,339,228.04, 426,508,842.06 and 68,928,476.04

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Solution

The fourth proportional to 284,339,228.04, 426,508,842.06 and 68,928,476.04 is: 103,392,714.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,339,228.04 : 426,508,842.06 = 68,928,476.04 : x
  2. Step 2: Convert to fraction form
    284,339,228.04/426,508,842.06 = 68,928,476.04/x
  3. Step 3: Cross multiply
    284,339,228.04x = 426,508,842.06 × 68,928,476.04
  4. Step 4: Simplify right side
    284,339,228.04x = 29,398,604,500,780,856
  5. Step 5: Solve for x
    x = 29,398,604,500,780,856/284,339,228.04
  6. Step 6: Final answer
    x = 103,392,714.06

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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.