Home / 101,037,416.79-151,532,958.16-28,259,339.61

Finding the Fourth Proportional to 101,037,416.79, 151,532,958.16 and 28,259,339.61

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Solution

The fourth proportional to 101,037,416.79, 151,532,958.16 and 28,259,339.61 is: 42,382,529.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,037,416.79 : 151,532,958.16 = 28,259,339.61 : x
  2. Step 2: Convert to fraction form
    101,037,416.79/151,532,958.16 = 28,259,339.61/x
  3. Step 3: Cross multiply
    101,037,416.79x = 151,532,958.16 × 28,259,339.61
  4. Step 4: Simplify right side
    101,037,416.79x = 4,282,221,326,751,360.50
  5. Step 5: Solve for x
    x = 4,282,221,326,751,360.50/101,037,416.79
  6. Step 6: Final answer
    x = 42,382,529.79

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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.