Home / 315,143,553.11-472,779,105.41-110,687,571.59

Finding the Fourth Proportional to 315,143,553.11, 472,779,105.41 and 110,687,571.59

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Solution

The fourth proportional to 315,143,553.11, 472,779,105.41 and 110,687,571.59 is: 166,053,757.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,143,553.11 : 472,779,105.41 = 110,687,571.59 : x
  2. Step 2: Convert to fraction form
    315,143,553.11/472,779,105.41 = 110,687,571.59/x
  3. Step 3: Cross multiply
    315,143,553.11x = 472,779,105.41 × 110,687,571.59
  4. Step 4: Simplify right side
    315,143,553.11x = 52,330,771,074,238,352
  5. Step 5: Solve for x
    x = 52,330,771,074,238,352/315,143,553.11
  6. Step 6: Final answer
    x = 166,053,757.28

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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.