Home / 72,422,096.75-99,945,121.67-41,488,244.73

Finding the Fourth Proportional to 72,422,096.75, 99,945,121.67 and 41,488,244.73

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Solution

The fourth proportional to 72,422,096.75, 99,945,121.67 and 41,488,244.73 is: 57,255,283.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,422,096.75 : 99,945,121.67 = 41,488,244.73 : x
  2. Step 2: Convert to fraction form
    72,422,096.75/99,945,121.67 = 41,488,244.73/x
  3. Step 3: Cross multiply
    72,422,096.75x = 99,945,121.67 × 41,488,244.73
  4. Step 4: Simplify right side
    72,422,096.75x = 4,146,547,667,207,145
  5. Step 5: Solve for x
    x = 4,146,547,667,207,145/72,422,096.75
  6. Step 6: Final answer
    x = 57,255,283.31

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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.