Home / 13,963,094,542.20-19,269,479,279.25-7,619,871,231.81

Finding the Fourth Proportional to 13,963,094,542.20, 19,269,479,279.25 and 7,619,871,231.81

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Solution

The fourth proportional to 13,963,094,542.20, 19,269,479,279.25 and 7,619,871,231.81 is: 10,515,645,394.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,963,094,542.20 : 19,269,479,279.25 = 7,619,871,231.81 : x
  2. Step 2: Convert to fraction form
    13,963,094,542.20/19,269,479,279.25 = 7,619,871,231.81/x
  3. Step 3: Cross multiply
    13,963,094,542.20x = 19,269,479,279.25 × 7,619,871,231.81
  4. Step 4: Simplify right side
    13,963,094,542.20x = 146,830,950,811,915,976,704
  5. Step 5: Solve for x
    x = 146,830,950,811,915,976,704/13,963,094,542.20
  6. Step 6: Final answer
    x = 10,515,645,394.23

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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.