Home / 13,802,825,798.38-19,048,753,213.32-7,615,874,439.10

Finding the Fourth Proportional to 13,802,825,798.38, 19,048,753,213.32 and 7,615,874,439.10

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Solution

The fourth proportional to 13,802,825,798.38, 19,048,753,213.32 and 7,615,874,439.10 is: 10,510,377,716.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,802,825,798.38 : 19,048,753,213.32 = 7,615,874,439.10 : x
  2. Step 2: Convert to fraction form
    13,802,825,798.38/19,048,753,213.32 = 7,615,874,439.10/x
  3. Step 3: Cross multiply
    13,802,825,798.38x = 19,048,753,213.32 × 7,615,874,439.10
  4. Step 4: Simplify right side
    13,802,825,798.38x = 145,072,912,694,047,784,960
  5. Step 5: Solve for x
    x = 145,072,912,694,047,784,960/13,802,825,798.38
  6. Step 6: Final answer
    x = 10,510,377,716.36

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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.