Home / 171,350,823.72-236,658,828.60-115,499,917.56

Finding the Fourth Proportional to 171,350,823.72, 236,658,828.60 and 115,499,917.56

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Solution

The fourth proportional to 171,350,823.72, 236,658,828.60 and 115,499,917.56 is: 159,521,119.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,350,823.72 : 236,658,828.60 = 115,499,917.56 : x
  2. Step 2: Convert to fraction form
    171,350,823.72/236,658,828.60 = 115,499,917.56/x
  3. Step 3: Cross multiply
    171,350,823.72x = 236,658,828.60 × 115,499,917.56
  4. Step 4: Simplify right side
    171,350,823.72x = 27,334,075,193,146,172
  5. Step 5: Solve for x
    x = 27,334,075,193,146,172/171,350,823.72
  6. Step 6: Final answer
    x = 159,521,119.30

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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.