Home / 57,721,426,351.17-79,627,262,331.38-50,089,760,872.84

Finding the Fourth Proportional to 57,721,426,351.17, 79,627,262,331.38 and 50,089,760,872.84

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Solution

The fourth proportional to 57,721,426,351.17, 79,627,262,331.38 and 50,089,760,872.84 is: 69,099,306,466.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,721,426,351.17 : 79,627,262,331.38 = 50,089,760,872.84 : x
  2. Step 2: Convert to fraction form
    57,721,426,351.17/79,627,262,331.38 = 50,089,760,872.84/x
  3. Step 3: Cross multiply
    57,721,426,351.17x = 79,627,262,331.38 × 50,089,760,872.84
  4. Step 4: Simplify right side
    57,721,426,351.17x = 3,988,510,529,137,393,795,072
  5. Step 5: Solve for x
    x = 3,988,510,529,137,393,795,072/57,721,426,351.17
  6. Step 6: Final answer
    x = 69,099,306,466.75

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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.