Home / 245,158,190.52-338,322,054.06-133,649,106.36

Finding the Fourth Proportional to 245,158,190.52, 338,322,054.06 and 133,649,106.36

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Solution

The fourth proportional to 245,158,190.52, 338,322,054.06 and 133,649,106.36 is: 184,437,811.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,158,190.52 : 338,322,054.06 = 133,649,106.36 : x
  2. Step 2: Convert to fraction form
    245,158,190.52/338,322,054.06 = 133,649,106.36/x
  3. Step 3: Cross multiply
    245,158,190.52x = 338,322,054.06 × 133,649,106.36
  4. Step 4: Simplify right side
    245,158,190.52x = 45,216,440,186,998,608
  5. Step 5: Solve for x
    x = 45,216,440,186,998,608/245,158,190.52
  6. Step 6: Final answer
    x = 184,437,811.73

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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.