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Finding the Fourth Proportional to 365,521,770.72, 548,228,724.72 and 106,667,488.48

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Solution

The fourth proportional to 365,521,770.72, 548,228,724.72 and 106,667,488.48 is: 159,985,494.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,521,770.72 : 548,228,724.72 = 106,667,488.48 : x
  2. Step 2: Convert to fraction form
    365,521,770.72/548,228,724.72 = 106,667,488.48/x
  3. Step 3: Cross multiply
    365,521,770.72x = 548,228,724.72 × 106,667,488.48
  4. Step 4: Simplify right side
    365,521,770.72x = 58,478,181,178,475,696
  5. Step 5: Solve for x
    x = 58,478,181,178,475,696/365,521,770.72
  6. Step 6: Final answer
    x = 159,985,494.33

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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.