Home / 251,659,616.73-377,502,877.16-79,149,882.32

Finding the Fourth Proportional to 251,659,616.73, 377,502,877.16 and 79,149,882.32

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Solution

The fourth proportional to 251,659,616.73, 377,502,877.16 and 79,149,882.32 is: 118,729,054.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,659,616.73 : 377,502,877.16 = 79,149,882.32 : x
  2. Step 2: Convert to fraction form
    251,659,616.73/377,502,877.16 = 79,149,882.32/x
  3. Step 3: Cross multiply
    251,659,616.73x = 377,502,877.16 × 79,149,882.32
  4. Step 4: Simplify right side
    251,659,616.73x = 29,879,308,302,675,416
  5. Step 5: Solve for x
    x = 29,879,308,302,675,416/251,659,616.73
  6. Step 6: Final answer
    x = 118,729,054.31

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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.