Home / 5,202,663,751.92-7,179,681,291.12-2,823,802,179.60

Finding the Fourth Proportional to 5,202,663,751.92, 7,179,681,291.12 and 2,823,802,179.60

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Solution

The fourth proportional to 5,202,663,751.92, 7,179,681,291.12 and 2,823,802,179.60 is: 3,896,849,891.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,202,663,751.92 : 7,179,681,291.12 = 2,823,802,179.60 : x
  2. Step 2: Convert to fraction form
    5,202,663,751.92/7,179,681,291.12 = 2,823,802,179.60/x
  3. Step 3: Cross multiply
    5,202,663,751.92x = 7,179,681,291.12 × 2,823,802,179.60
  4. Step 4: Simplify right side
    5,202,663,751.92x = 20,273,999,678,697,996,288
  5. Step 5: Solve for x
    x = 20,273,999,678,697,996,288/5,202,663,751.92
  6. Step 6: Final answer
    x = 3,896,849,891.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.