Home / 170,903,123.37-256,395,010.10-55,887,218.73

Finding the Fourth Proportional to 170,903,123.37, 256,395,010.10 and 55,887,218.73

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Solution

The fourth proportional to 170,903,123.37, 256,395,010.10 and 55,887,218.73 is: 83,844,014.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,903,123.37 : 256,395,010.10 = 55,887,218.73 : x
  2. Step 2: Convert to fraction form
    170,903,123.37/256,395,010.10 = 55,887,218.73/x
  3. Step 3: Cross multiply
    170,903,123.37x = 256,395,010.10 × 55,887,218.73
  4. Step 4: Simplify right side
    170,903,123.37x = 14,329,204,010,459,822
  5. Step 5: Solve for x
    x = 14,329,204,010,459,822/170,903,123.37
  6. Step 6: Final answer
    x = 83,844,014.83

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1.5x scale

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.