Home / 3,882,477,677.10-5,823,142,465.38-1,428,240,623.82

Finding the Fourth Proportional to 3,882,477,677.10, 5,823,142,465.38 and 1,428,240,623.82

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Solution

The fourth proportional to 3,882,477,677.10, 5,823,142,465.38 and 1,428,240,623.82 is: 2,142,149,760.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882,477,677.10 : 5,823,142,465.38 = 1,428,240,623.82 : x
  2. Step 2: Convert to fraction form
    3,882,477,677.10/5,823,142,465.38 = 1,428,240,623.82/x
  3. Step 3: Cross multiply
    3,882,477,677.10x = 5,823,142,465.38 × 1,428,240,623.82
  4. Step 4: Simplify right side
    3,882,477,677.10x = 8,316,848,627,347,063,808
  5. Step 5: Solve for x
    x = 8,316,848,627,347,063,808/3,882,477,677.10
  6. Step 6: Final answer
    x = 2,142,149,760.81

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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.