Home / 422,447,732,594.68-633,932,240,139.78-195,764,932,358.20

Finding the Fourth Proportional to 422,447,732,594.68, 633,932,240,139.78 and 195,764,932,358.20

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Solution

The fourth proportional to 422,447,732,594.68, 633,932,240,139.78 and 195,764,932,358.20 is: 293,768,181,328.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,447,732,594.68 : 633,932,240,139.78 = 195,764,932,358.20 : x
  2. Step 2: Convert to fraction form
    422,447,732,594.68/633,932,240,139.78 = 195,764,932,358.20/x
  3. Step 3: Cross multiply
    422,447,732,594.68x = 633,932,240,139.78 × 195,764,932,358.20
  4. Step 4: Simplify right side
    422,447,732,594.68x = 124,101,702,110,646,238,183,424
  5. Step 5: Solve for x
    x = 124,101,702,110,646,238,183,424/422,447,732,594.68
  6. Step 6: Final answer
    x = 293,768,181,328.40

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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.