Home / 245,158,197.52-338,322,063.72-133,649,113.36

Finding the Fourth Proportional to 245,158,197.52, 338,322,063.72 and 133,649,113.36

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Solution

The fourth proportional to 245,158,197.52, 338,322,063.72 and 133,649,113.36 is: 184,437,821.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,158,197.52 : 338,322,063.72 = 133,649,113.36 : x
  2. Step 2: Convert to fraction form
    245,158,197.52/338,322,063.72 = 133,649,113.36/x
  3. Step 3: Cross multiply
    245,158,197.52x = 338,322,063.72 × 133,649,113.36
  4. Step 4: Simplify right side
    245,158,197.52x = 45,216,443,846,303,424
  5. Step 5: Solve for x
    x = 45,216,443,846,303,424/245,158,197.52
  6. Step 6: Final answer
    x = 184,437,821.39

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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.