Home / 840,105,013.98-1,260,157,520.97-226,688,255.58

Finding the Fourth Proportional to 840,105,013.98, 1,260,157,520.97 and 226,688,255.58

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Solution

The fourth proportional to 840,105,013.98, 1,260,157,520.97 and 226,688,255.58 is: 340,032,383.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,105,013.98 : 1,260,157,520.97 = 226,688,255.58 : x
  2. Step 2: Convert to fraction form
    840,105,013.98/1,260,157,520.97 = 226,688,255.58/x
  3. Step 3: Cross multiply
    840,105,013.98x = 1,260,157,520.97 × 226,688,255.58
  4. Step 4: Simplify right side
    840,105,013.98x = 285,662,910,184,706,592
  5. Step 5: Solve for x
    x = 285,662,910,184,706,592/840,105,013.98
  6. Step 6: Final answer
    x = 340,032,383.37

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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.