Home / 18,107,620,736.22-24,988,517,768.34-10,078,788,436.20

Finding the Fourth Proportional to 18,107,620,736.22, 24,988,517,768.34 and 10,078,788,436.20

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Solution

The fourth proportional to 18,107,620,736.22, 24,988,517,768.34 and 10,078,788,436.20 is: 13,908,728,683.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,107,620,736.22 : 24,988,517,768.34 = 10,078,788,436.20 : x
  2. Step 2: Convert to fraction form
    18,107,620,736.22/24,988,517,768.34 = 10,078,788,436.20/x
  3. Step 3: Cross multiply
    18,107,620,736.22x = 24,988,517,768.34 × 10,078,788,436.20
  4. Step 4: Simplify right side
    18,107,620,736.22x = 251,853,983,921,323,442,176
  5. Step 5: Solve for x
    x = 251,853,983,921,323,442,176/18,107,620,736.22
  6. Step 6: Final answer
    x = 13,908,728,683.36

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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.