Home / 2,051,511,937.60-3,078,779,560.80-825,560,219.20

Finding the Fourth Proportional to 2,051,511,937.60, 3,078,779,560.80 and 825,560,219.20

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Solution

The fourth proportional to 2,051,511,937.60, 3,078,779,560.80 and 825,560,219.20 is: 1,238,948,641.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,511,937.60 : 3,078,779,560.80 = 825,560,219.20 : x
  2. Step 2: Convert to fraction form
    2,051,511,937.60/3,078,779,560.80 = 825,560,219.20/x
  3. Step 3: Cross multiply
    2,051,511,937.60x = 3,078,779,560.80 × 825,560,219.20
  4. Step 4: Simplify right side
    2,051,511,937.60x = 2,541,717,929,082,528,256
  5. Step 5: Solve for x
    x = 2,541,717,929,082,528,256/2,051,511,937.60
  6. Step 6: Final answer
    x = 1,238,948,641.97

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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.