Home / 3,992,498,333.66-5,509,277,955.56-2,208,313,386.20

Finding the Fourth Proportional to 3,992,498,333.66, 5,509,277,955.56 and 2,208,313,386.20

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Solution

The fourth proportional to 3,992,498,333.66, 5,509,277,955.56 and 2,208,313,386.20 is: 3,047,267,961.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992,498,333.66 : 5,509,277,955.56 = 2,208,313,386.20 : x
  2. Step 2: Convert to fraction form
    3,992,498,333.66/5,509,277,955.56 = 2,208,313,386.20/x
  3. Step 3: Cross multiply
    3,992,498,333.66x = 5,509,277,955.56 × 2,208,313,386.20
  4. Step 4: Simplify right side
    3,992,498,333.66x = 12,166,212,257,559,715,840
  5. Step 5: Solve for x
    x = 12,166,212,257,559,715,840/3,992,498,333.66
  6. Step 6: Final answer
    x = 3,047,267,961.26

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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.