Home / 381,361,705.08-572,047,872.06-108,732,472.08

Finding the Fourth Proportional to 381,361,705.08, 572,047,872.06 and 108,732,472.08

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Solution

The fourth proportional to 381,361,705.08, 572,047,872.06 and 108,732,472.08 is: 163,100,223.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,361,705.08 : 572,047,872.06 = 108,732,472.08 : x
  2. Step 2: Convert to fraction form
    381,361,705.08/572,047,872.06 = 108,732,472.08/x
  3. Step 3: Cross multiply
    381,361,705.08x = 572,047,872.06 × 108,732,472.08
  4. Step 4: Simplify right side
    381,361,705.08x = 62,200,179,277,187,352
  5. Step 5: Solve for x
    x = 62,200,179,277,187,352/381,361,705.08
  6. Step 6: Final answer
    x = 163,100,223.35

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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.