Home / 1,511,687,896.20-2,267,191,547.10-542,339,512.20

Finding the Fourth Proportional to 1,511,687,896.20, 2,267,191,547.10 and 542,339,512.20

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Solution

The fourth proportional to 1,511,687,896.20, 2,267,191,547.10 and 542,339,512.20 is: 813,387,181.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,687,896.20 : 2,267,191,547.10 = 542,339,512.20 : x
  2. Step 2: Convert to fraction form
    1,511,687,896.20/2,267,191,547.10 = 542,339,512.20/x
  3. Step 3: Cross multiply
    1,511,687,896.20x = 2,267,191,547.10 × 542,339,512.20
  4. Step 4: Simplify right side
    1,511,687,896.20x = 1,229,587,557,718,177,280
  5. Step 5: Solve for x
    x = 1,229,587,557,718,177,280/1,511,687,896.20
  6. Step 6: Final answer
    x = 813,387,181.84

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1.5x scale

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.