Home / 13,270,909,203.20-19,906,227,463.57-7,671,283,278.55

Finding the Fourth Proportional to 13,270,909,203.20, 19,906,227,463.57 and 7,671,283,278.55

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Solution

The fourth proportional to 13,270,909,203.20, 19,906,227,463.57 and 7,671,283,278.55 is: 11,506,846,105.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,270,909,203.20 : 19,906,227,463.57 = 7,671,283,278.55 : x
  2. Step 2: Convert to fraction form
    13,270,909,203.20/19,906,227,463.57 = 7,671,283,278.55/x
  3. Step 3: Cross multiply
    13,270,909,203.20x = 19,906,227,463.57 × 7,671,283,278.55
  4. Step 4: Simplify right side
    13,270,909,203.20x = 152,706,309,880,297,324,544
  5. Step 5: Solve for x
    x = 152,706,309,880,297,324,544/13,270,909,203.20
  6. Step 6: Final answer
    x = 11,506,846,105.43

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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.