Home / 34,364,839,540.92-47,427,607,015.02-20,816,079,160.59

Finding the Fourth Proportional to 34,364,839,540.92, 47,427,607,015.02 and 20,816,079,160.59

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Solution

The fourth proportional to 34,364,839,540.92, 47,427,607,015.02 and 20,816,079,160.59 is: 28,728,689,998.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,364,839,540.92 : 47,427,607,015.02 = 20,816,079,160.59 : x
  2. Step 2: Convert to fraction form
    34,364,839,540.92/47,427,607,015.02 = 20,816,079,160.59/x
  3. Step 3: Cross multiply
    34,364,839,540.92x = 47,427,607,015.02 × 20,816,079,160.59
  4. Step 4: Simplify right side
    34,364,839,540.92x = 987,256,822,022,009,913,344
  5. Step 5: Solve for x
    x = 987,256,822,022,009,913,344/34,364,839,540.92
  6. Step 6: Final answer
    x = 28,728,689,998.58

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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.