Home / 216,100,704.01-298,017,501.45-200,049,841.21

Finding the Fourth Proportional to 216,100,704.01, 298,017,501.45 and 200,049,841.21

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Solution

The fourth proportional to 216,100,704.01, 298,017,501.45 and 200,049,841.21 is: 275,882,274.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,100,704.01 : 298,017,501.45 = 200,049,841.21 : x
  2. Step 2: Convert to fraction form
    216,100,704.01/298,017,501.45 = 200,049,841.21/x
  3. Step 3: Cross multiply
    216,100,704.01x = 298,017,501.45 × 200,049,841.21
  4. Step 4: Simplify right side
    216,100,704.01x = 59,618,353,842,873,448
  5. Step 5: Solve for x
    x = 59,618,353,842,873,448/216,100,704.01
  6. Step 6: Final answer
    x = 275,882,274.96

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1.5x scale

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.