Home / 888,882,499.82-1,333,353,988.15-422,303,126.04

Finding the Fourth Proportional to 888,882,499.82, 1,333,353,988.15 and 422,303,126.04

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Solution

The fourth proportional to 888,882,499.82, 1,333,353,988.15 and 422,303,126.04 is: 633,469,055.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,882,499.82 : 1,333,353,988.15 = 422,303,126.04 : x
  2. Step 2: Convert to fraction form
    888,882,499.82/1,333,353,988.15 = 422,303,126.04/x
  3. Step 3: Cross multiply
    888,882,499.82x = 1,333,353,988.15 × 422,303,126.04
  4. Step 4: Simplify right side
    888,882,499.82x = 563,079,557,312,590,400
  5. Step 5: Solve for x
    x = 563,079,557,312,590,400/888,882,499.82
  6. Step 6: Final answer
    x = 633,469,055.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.