Home / 1,761,569,331.54-2,428,709,015.21-1,442,855,454.14

Finding the Fourth Proportional to 1,761,569,331.54, 2,428,709,015.21 and 1,442,855,454.14

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Solution

The fourth proportional to 1,761,569,331.54, 2,428,709,015.21 and 1,442,855,454.14 is: 1,989,292,153.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,569,331.54 : 2,428,709,015.21 = 1,442,855,454.14 : x
  2. Step 2: Convert to fraction form
    1,761,569,331.54/2,428,709,015.21 = 1,442,855,454.14/x
  3. Step 3: Cross multiply
    1,761,569,331.54x = 2,428,709,015.21 × 1,442,855,454.14
  4. Step 4: Simplify right side
    1,761,569,331.54x = 3,504,276,049,095,378,944
  5. Step 5: Solve for x
    x = 3,504,276,049,095,378,944/1,761,569,331.54
  6. Step 6: Final answer
    x = 1,989,292,153.51

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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.