Home / 225,374,842.23-311,309,031.60-186,374,158.71

Finding the Fourth Proportional to 225,374,842.23, 311,309,031.60 and 186,374,158.71

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Solution

The fourth proportional to 225,374,842.23, 311,309,031.60 and 186,374,158.71 is: 257,437,601.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,374,842.23 : 311,309,031.60 = 186,374,158.71 : x
  2. Step 2: Convert to fraction form
    225,374,842.23/311,309,031.60 = 186,374,158.71/x
  3. Step 3: Cross multiply
    225,374,842.23x = 311,309,031.60 × 186,374,158.71
  4. Step 4: Simplify right side
    225,374,842.23x = 58,019,958,863,274,816
  5. Step 5: Solve for x
    x = 58,019,958,863,274,816/225,374,842.23
  6. Step 6: Final answer
    x = 257,437,601.68

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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.