Home / 169,986,467.52-255,031,738.64-87,046,944.25

Finding the Fourth Proportional to 169,986,467.52, 255,031,738.64 and 87,046,944.25

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Solution

The fourth proportional to 169,986,467.52, 255,031,738.64 and 87,046,944.25 is: 130,597,063.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,986,467.52 : 255,031,738.64 = 87,046,944.25 : x
  2. Step 2: Convert to fraction form
    169,986,467.52/255,031,738.64 = 87,046,944.25/x
  3. Step 3: Cross multiply
    169,986,467.52x = 255,031,738.64 × 87,046,944.25
  4. Step 4: Simplify right side
    169,986,467.52x = 22,199,733,535,376,648
  5. Step 5: Solve for x
    x = 22,199,733,535,376,648/169,986,467.52
  6. Step 6: Final answer
    x = 130,597,063.75

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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.