Home / 144,997,712.70-217,496,569.05-49,259,600.70

Finding the Fourth Proportional to 144,997,712.70, 217,496,569.05 and 49,259,600.70

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Solution

The fourth proportional to 144,997,712.70, 217,496,569.05 and 49,259,600.70 is: 73,889,401.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,997,712.70 : 217,496,569.05 = 49,259,600.70 : x
  2. Step 2: Convert to fraction form
    144,997,712.70/217,496,569.05 = 49,259,600.70/x
  3. Step 3: Cross multiply
    144,997,712.70x = 217,496,569.05 × 49,259,600.70
  4. Step 4: Simplify right side
    144,997,712.70x = 10,713,794,145,022,980
  5. Step 5: Solve for x
    x = 10,713,794,145,022,980/144,997,712.70
  6. Step 6: Final answer
    x = 73,889,401.05

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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.