Home / 1,223,654,788.26-1,834,175,198.28-697,891,940.10

Finding the Fourth Proportional to 1,223,654,788.26, 1,834,175,198.28 and 697,891,940.10

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Solution

The fourth proportional to 1,223,654,788.26, 1,834,175,198.28 and 697,891,940.10 is: 1,046,092,492.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,654,788.26 : 1,834,175,198.28 = 697,891,940.10 : x
  2. Step 2: Convert to fraction form
    1,223,654,788.26/1,834,175,198.28 = 697,891,940.10/x
  3. Step 3: Cross multiply
    1,223,654,788.26x = 1,834,175,198.28 × 697,891,940.10
  4. Step 4: Simplify right side
    1,223,654,788.26x = 1,280,056,087,610,931,456
  5. Step 5: Solve for x
    x = 1,280,056,087,610,931,456/1,223,654,788.26
  6. Step 6: Final answer
    x = 1,046,092,492.66

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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.