Home / 13,989,982,016.01-20,963,619,355.64-8,306,378,367.81

Finding the Fourth Proportional to 13,989,982,016.01, 20,963,619,355.64 and 8,306,378,367.81

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Solution

The fourth proportional to 13,989,982,016.01, 20,963,619,355.64 and 8,306,378,367.81 is: 12,446,889,075.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,989,982,016.01 : 20,963,619,355.64 = 8,306,378,367.81 : x
  2. Step 2: Convert to fraction form
    13,989,982,016.01/20,963,619,355.64 = 8,306,378,367.81/x
  3. Step 3: Cross multiply
    13,989,982,016.01x = 20,963,619,355.64 × 8,306,378,367.81
  4. Step 4: Simplify right side
    13,989,982,016.01x = 174,131,754,326,691,119,104
  5. Step 5: Solve for x
    x = 174,131,754,326,691,119,104/13,989,982,016.01
  6. Step 6: Final answer
    x = 12,446,889,075.87

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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.