Home / 150,932,820.64-208,286,040.42-84,853,613.46

Finding the Fourth Proportional to 150,932,820.64, 208,286,040.42 and 84,853,613.46

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Solution

The fourth proportional to 150,932,820.64, 208,286,040.42 and 84,853,613.46 is: 117,097,282.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,932,820.64 : 208,286,040.42 = 84,853,613.46 : x
  2. Step 2: Convert to fraction form
    150,932,820.64/208,286,040.42 = 84,853,613.46/x
  3. Step 3: Cross multiply
    150,932,820.64x = 208,286,040.42 × 84,853,613.46
  4. Step 4: Simplify right side
    150,932,820.64x = 17,673,823,162,912,614
  5. Step 5: Solve for x
    x = 17,673,823,162,912,614/150,932,820.64
  6. Step 6: Final answer
    x = 117,097,282.67

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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.