Home / 4,002,243,417.88-5,523,096,440.52-2,218,212,051.28

Finding the Fourth Proportional to 4,002,243,417.88, 5,523,096,440.52 and 2,218,212,051.28

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Solution

The fourth proportional to 4,002,243,417.88, 5,523,096,440.52 and 2,218,212,051.28 is: 3,061,132,921.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,002,243,417.88 : 5,523,096,440.52 = 2,218,212,051.28 : x
  2. Step 2: Convert to fraction form
    4,002,243,417.88/5,523,096,440.52 = 2,218,212,051.28/x
  3. Step 3: Cross multiply
    4,002,243,417.88x = 5,523,096,440.52 × 2,218,212,051.28
  4. Step 4: Simplify right side
    4,002,243,417.88x = 12,251,399,084,743,137,280
  5. Step 5: Solve for x
    x = 12,251,399,084,743,137,280/4,002,243,417.88
  6. Step 6: Final answer
    x = 3,061,132,921.10

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Double scale
Find fourth proportional to 4,002,243,418.88, 5,523,096,441.90 and 2,218,212,052.28
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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.