Home / 422,447,732,087.32-633,932,239,374.96-195,764,931,850.78

Finding the Fourth Proportional to 422,447,732,087.32, 633,932,239,374.96 and 195,764,931,850.78

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Solution

The fourth proportional to 422,447,732,087.32, 633,932,239,374.96 and 195,764,931,850.78 is: 293,768,180,565.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,447,732,087.32 : 633,932,239,374.96 = 195,764,931,850.78 : x
  2. Step 2: Convert to fraction form
    422,447,732,087.32/633,932,239,374.96 = 195,764,931,850.78/x
  3. Step 3: Cross multiply
    422,447,732,087.32x = 633,932,239,374.96 × 195,764,931,850.78
  4. Step 4: Simplify right side
    422,447,732,087.32x = 124,101,701,639,251,397,967,872
  5. Step 5: Solve for x
    x = 124,101,701,639,251,397,967,872/422,447,732,087.32
  6. Step 6: Final answer
    x = 293,768,180,565.35

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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.