Home / 1,679,621,007.90-2,519,431,511.85-759,527,363.10

Finding the Fourth Proportional to 1,679,621,007.90, 2,519,431,511.85 and 759,527,363.10

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Solution

The fourth proportional to 1,679,621,007.90, 2,519,431,511.85 and 759,527,363.10 is: 1,139,291,044.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,621,007.90 : 2,519,431,511.85 = 759,527,363.10 : x
  2. Step 2: Convert to fraction form
    1,679,621,007.90/2,519,431,511.85 = 759,527,363.10/x
  3. Step 3: Cross multiply
    1,679,621,007.90x = 2,519,431,511.85 × 759,527,363.10
  4. Step 4: Simplify right side
    1,679,621,007.90x = 1,913,577,172,706,476,800
  5. Step 5: Solve for x
    x = 1,913,577,172,706,476,800/1,679,621,007.90
  6. Step 6: Final answer
    x = 1,139,291,044.65

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Double scale
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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.