Home / 170,825,877.70-256,238,816.55-169,233,352.90

Finding the Fourth Proportional to 170,825,877.70, 256,238,816.55 and 169,233,352.90

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Solution

The fourth proportional to 170,825,877.70, 256,238,816.55 and 169,233,352.90 is: 253,850,029.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,825,877.70 : 256,238,816.55 = 169,233,352.90 : x
  2. Step 2: Convert to fraction form
    170,825,877.70/256,238,816.55 = 169,233,352.90/x
  3. Step 3: Cross multiply
    170,825,877.70x = 256,238,816.55 × 169,233,352.90
  4. Step 4: Simplify right side
    170,825,877.70x = 43,364,154,067,884,512
  5. Step 5: Solve for x
    x = 43,364,154,067,884,512/170,825,877.70
  6. Step 6: Final answer
    x = 253,850,029.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.