Home / 80,770,093,741.55-121,157,608,822.47-27,710,382,585.53

Finding the Fourth Proportional to 80,770,093,741.55, 121,157,608,822.47 and 27,710,382,585.53

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Solution

The fourth proportional to 80,770,093,741.55, 121,157,608,822.47 and 27,710,382,585.53 is: 41,566,420,665.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,770,093,741.55 : 121,157,608,822.47 = 27,710,382,585.53 : x
  2. Step 2: Convert to fraction form
    80,770,093,741.55/121,157,608,822.47 = 27,710,382,585.53/x
  3. Step 3: Cross multiply
    80,770,093,741.55x = 121,157,608,822.47 × 27,710,382,585.53
  4. Step 4: Simplify right side
    80,770,093,741.55x = 3,357,323,693,618,991,988,736
  5. Step 5: Solve for x
    x = 3,357,323,693,618,991,988,736/80,770,093,741.55
  6. Step 6: Final answer
    x = 41,566,420,665.08

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1.5x scale

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.