Home / 216,630,082.47-324,933,162.90-158,397,434.90

Finding the Fourth Proportional to 216,630,082.47, 324,933,162.90 and 158,397,434.90

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Solution

The fourth proportional to 216,630,082.47, 324,933,162.90 and 158,397,434.90 is: 237,587,406.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,630,082.47 : 324,933,162.90 = 158,397,434.90 : x
  2. Step 2: Convert to fraction form
    216,630,082.47/324,933,162.90 = 158,397,434.90/x
  3. Step 3: Cross multiply
    216,630,082.47x = 324,933,162.90 × 158,397,434.90
  4. Step 4: Simplify right side
    216,630,082.47x = 51,468,579,517,303,840
  5. Step 5: Solve for x
    x = 51,468,579,517,303,840/216,630,082.47
  6. Step 6: Final answer
    x = 237,587,406.75

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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.