Home / 1,810,206,951.90-2,715,310,427.85-646,988,891.10

Finding the Fourth Proportional to 1,810,206,951.90, 2,715,310,427.85 and 646,988,891.10

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Solution

The fourth proportional to 1,810,206,951.90, 2,715,310,427.85 and 646,988,891.10 is: 970,483,336.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,206,951.90 : 2,715,310,427.85 = 646,988,891.10 : x
  2. Step 2: Convert to fraction form
    1,810,206,951.90/2,715,310,427.85 = 646,988,891.10/x
  3. Step 3: Cross multiply
    1,810,206,951.90x = 2,715,310,427.85 × 646,988,891.10
  4. Step 4: Simplify right side
    1,810,206,951.90x = 1,756,775,682,706,938,112
  5. Step 5: Solve for x
    x = 1,756,775,682,706,938,112/1,810,206,951.90
  6. Step 6: Final answer
    x = 970,483,336.65

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Double scale
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Similar ratio
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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.