Home / 28,028,540,170.08-42,042,919,330.40-6,780,954,703.05

Finding the Fourth Proportional to 28,028,540,170.08, 42,042,919,330.40 and 6,780,954,703.05

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Solution

The fourth proportional to 28,028,540,170.08, 42,042,919,330.40 and 6,780,954,703.05 is: 10,171,458,443.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,028,540,170.08 : 42,042,919,330.40 = 6,780,954,703.05 : x
  2. Step 2: Convert to fraction form
    28,028,540,170.08/42,042,919,330.40 = 6,780,954,703.05/x
  3. Step 3: Cross multiply
    28,028,540,170.08x = 42,042,919,330.40 × 6,780,954,703.05
  4. Step 4: Simplify right side
    28,028,540,170.08x = 285,091,131,563,393,712,128
  5. Step 5: Solve for x
    x = 285,091,131,563,393,712,128/28,028,540,170.08
  6. Step 6: Final answer
    x = 10,171,458,443.20

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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.