Home / 874,502,600.50-1,311,753,900.85-292,236,846.06

Finding the Fourth Proportional to 874,502,600.50, 1,311,753,900.85 and 292,236,846.06

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Solution

The fourth proportional to 874,502,600.50, 1,311,753,900.85 and 292,236,846.06 is: 438,355,269.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,502,600.50 : 1,311,753,900.85 = 292,236,846.06 : x
  2. Step 2: Convert to fraction form
    874,502,600.50/1,311,753,900.85 = 292,236,846.06/x
  3. Step 3: Cross multiply
    874,502,600.50x = 1,311,753,900.85 × 292,236,846.06
  4. Step 4: Simplify right side
    874,502,600.50x = 383,342,822,791,305,920
  5. Step 5: Solve for x
    x = 383,342,822,791,305,920/874,502,600.50
  6. Step 6: Final answer
    x = 438,355,269.12

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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.