Home / 2,056,678,882.14-2,839,085,773.35-1,388,529,002.84

Finding the Fourth Proportional to 2,056,678,882.14, 2,839,085,773.35 and 1,388,529,002.84

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Solution

The fourth proportional to 2,056,678,882.14, 2,839,085,773.35 and 1,388,529,002.84 is: 1,916,756,656.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056,678,882.14 : 2,839,085,773.35 = 1,388,529,002.84 : x
  2. Step 2: Convert to fraction form
    2,056,678,882.14/2,839,085,773.35 = 1,388,529,002.84/x
  3. Step 3: Cross multiply
    2,056,678,882.14x = 2,839,085,773.35 × 1,388,529,002.84
  4. Step 4: Simplify right side
    2,056,678,882.14x = 3,942,152,937,851,282,432
  5. Step 5: Solve for x
    x = 3,942,152,937,851,282,432/2,056,678,882.14
  6. Step 6: Final answer
    x = 1,916,756,656.61

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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.