Home / 18,107,621,236.80-24,988,518,460.80-10,078,788,936.96

Finding the Fourth Proportional to 18,107,621,236.80, 24,988,518,460.80 and 10,078,788,936.96

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Solution

The fourth proportional to 18,107,621,236.80, 24,988,518,460.80 and 10,078,788,936.96 is: 13,908,729,375.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,107,621,236.80 : 24,988,518,460.80 = 10,078,788,936.96 : x
  2. Step 2: Convert to fraction form
    18,107,621,236.80/24,988,518,460.80 = 10,078,788,936.96/x
  3. Step 3: Cross multiply
    18,107,621,236.80x = 24,988,518,460.80 × 10,078,788,936.96
  4. Step 4: Simplify right side
    18,107,621,236.80x = 251,854,003,413,731,737,600
  5. Step 5: Solve for x
    x = 251,854,003,413,731,737,600/18,107,621,236.80
  6. Step 6: Final answer
    x = 13,908,729,375.34

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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.