Home / 5,878,916,215.38-8,112,890,172.78-3,202,718,386.32

Finding the Fourth Proportional to 5,878,916,215.38, 8,112,890,172.78 and 3,202,718,386.32

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Solution

The fourth proportional to 5,878,916,215.38, 8,112,890,172.78 and 3,202,718,386.32 is: 4,419,743,634.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,878,916,215.38 : 8,112,890,172.78 = 3,202,718,386.32 : x
  2. Step 2: Convert to fraction form
    5,878,916,215.38/8,112,890,172.78 = 3,202,718,386.32/x
  3. Step 3: Cross multiply
    5,878,916,215.38x = 8,112,890,172.78 × 3,202,718,386.32
  4. Step 4: Simplify right side
    5,878,916,215.38x = 25,983,302,522,557,349,888
  5. Step 5: Solve for x
    x = 25,983,302,522,557,349,888/5,878,916,215.38
  6. Step 6: Final answer
    x = 4,419,743,634.82

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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.