Home / 258,663,153.28-356,901,865.45-148,633,608.64

Finding the Fourth Proportional to 258,663,153.28, 356,901,865.45 and 148,633,608.64

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Solution

The fourth proportional to 258,663,153.28, 356,901,865.45 and 148,633,608.64 is: 205,083,760.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,663,153.28 : 356,901,865.45 = 148,633,608.64 : x
  2. Step 2: Convert to fraction form
    258,663,153.28/356,901,865.45 = 148,633,608.64/x
  3. Step 3: Cross multiply
    258,663,153.28x = 356,901,865.45 × 148,633,608.64
  4. Step 4: Simplify right side
    258,663,153.28x = 53,047,612,192,181,232
  5. Step 5: Solve for x
    x = 53,047,612,192,181,232/258,663,153.28
  6. Step 6: Final answer
    x = 205,083,760.56

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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.