Home / 31,713,325,425.25-43,765,539,767.03-18,167,580,558.43

Finding the Fourth Proportional to 31,713,325,425.25, 43,765,539,767.03 and 18,167,580,558.43

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Solution

The fourth proportional to 31,713,325,425.25, 43,765,539,767.03 and 18,167,580,558.43 is: 25,071,920,359.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,713,325,425.25 : 43,765,539,767.03 = 18,167,580,558.43 : x
  2. Step 2: Convert to fraction form
    31,713,325,425.25/43,765,539,767.03 = 18,167,580,558.43/x
  3. Step 3: Cross multiply
    31,713,325,425.25x = 43,765,539,767.03 × 18,167,580,558.43
  4. Step 4: Simplify right side
    31,713,325,425.25x = 795,113,969,400,612,388,864
  5. Step 5: Solve for x
    x = 795,113,969,400,612,388,864/31,713,325,425.25
  6. Step 6: Final answer
    x = 25,071,920,359.62

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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.