Home / 2,198,547,899.10-3,298,300,145.55-724,436,853.30

Finding the Fourth Proportional to 2,198,547,899.10, 3,298,300,145.55 and 724,436,853.30

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Solution

The fourth proportional to 2,198,547,899.10, 3,298,300,145.55 and 724,436,853.30 is: 1,086,812,882.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,547,899.10 : 3,298,300,145.55 = 724,436,853.30 : x
  2. Step 2: Convert to fraction form
    2,198,547,899.10/3,298,300,145.55 = 724,436,853.30/x
  3. Step 3: Cross multiply
    2,198,547,899.10x = 3,298,300,145.55 × 724,436,853.30
  4. Step 4: Simplify right side
    2,198,547,899.10x = 2,389,410,178,681,174,016
  5. Step 5: Solve for x
    x = 2,389,410,178,681,174,016/2,198,547,899.10
  6. Step 6: Final answer
    x = 1,086,812,882.11

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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.