Home / 381,348,006.40-572,096,659.20-162,997,926.40

Finding the Fourth Proportional to 381,348,006.40, 572,096,659.20 and 162,997,926.40

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Solution

The fourth proportional to 381,348,006.40, 572,096,659.20 and 162,997,926.40 is: 244,528,796.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,348,006.40 : 572,096,659.20 = 162,997,926.40 : x
  2. Step 2: Convert to fraction form
    381,348,006.40/572,096,659.20 = 162,997,926.40/x
  3. Step 3: Cross multiply
    381,348,006.40x = 572,096,659.20 × 162,997,926.40
  4. Step 4: Simplify right side
    381,348,006.40x = 93,250,569,149,967,488
  5. Step 5: Solve for x
    x = 93,250,569,149,967,488/381,348,006.40
  6. Step 6: Final answer
    x = 244,528,796.76

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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.