Home / 177,887,650.72-245,450,045.84-111,769,839.52

Finding the Fourth Proportional to 177,887,650.72, 245,450,045.84 and 111,769,839.52

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Solution

The fourth proportional to 177,887,650.72, 245,450,045.84 and 111,769,839.52 is: 154,220,442.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,887,650.72 : 245,450,045.84 = 111,769,839.52 : x
  2. Step 2: Convert to fraction form
    177,887,650.72/245,450,045.84 = 111,769,839.52/x
  3. Step 3: Cross multiply
    177,887,650.72x = 245,450,045.84 × 111,769,839.52
  4. Step 4: Simplify right side
    177,887,650.72x = 27,433,912,233,713,444
  5. Step 5: Solve for x
    x = 27,433,912,233,713,444/177,887,650.72
  6. Step 6: Final answer
    x = 154,220,442.64

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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.