Home / 177,887,651.72-245,450,047.22-111,769,840.52

Finding the Fourth Proportional to 177,887,651.72, 245,450,047.22 and 111,769,840.52

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Solution

The fourth proportional to 177,887,651.72, 245,450,047.22 and 111,769,840.52 is: 154,220,444.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,887,651.72 : 245,450,047.22 = 111,769,840.52 : x
  2. Step 2: Convert to fraction form
    177,887,651.72/245,450,047.22 = 111,769,840.52/x
  3. Step 3: Cross multiply
    177,887,651.72x = 245,450,047.22 × 111,769,840.52
  4. Step 4: Simplify right side
    177,887,651.72x = 27,433,912,633,405,868
  5. Step 5: Solve for x
    x = 27,433,912,633,405,868/177,887,651.72
  6. Step 6: Final answer
    x = 154,220,444.02

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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.