Home / 187,847,144.08-259,199,824.75-107,377,987.05

Finding the Fourth Proportional to 187,847,144.08, 259,199,824.75 and 107,377,987.05

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Solution

The fourth proportional to 187,847,144.08, 259,199,824.75 and 107,377,987.05 is: 148,164,911.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,847,144.08 : 259,199,824.75 = 107,377,987.05 : x
  2. Step 2: Convert to fraction form
    187,847,144.08/259,199,824.75 = 107,377,987.05/x
  3. Step 3: Cross multiply
    187,847,144.08x = 259,199,824.75 × 107,377,987.05
  4. Step 4: Simplify right side
    187,847,144.08x = 27,832,355,425,703,860
  5. Step 5: Solve for x
    x = 27,832,355,425,703,860/187,847,144.08
  6. Step 6: Final answer
    x = 148,164,911.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.