Home / 18,101,535,320.70-27,153,450,696.78-5,680,356,146.46

Finding the Fourth Proportional to 18,101,535,320.70, 27,153,450,696.78 and 5,680,356,146.46

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Solution

The fourth proportional to 18,101,535,320.70, 27,153,450,696.78 and 5,680,356,146.46 is: 8,520,894,378.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,101,535,320.70 : 27,153,450,696.78 = 5,680,356,146.46 : x
  2. Step 2: Convert to fraction form
    18,101,535,320.70/27,153,450,696.78 = 5,680,356,146.46/x
  3. Step 3: Cross multiply
    18,101,535,320.70x = 27,153,450,696.78 × 5,680,356,146.46
  4. Step 4: Simplify right side
    18,101,535,320.70x = 154,241,270,563,052,847,104
  5. Step 5: Solve for x
    x = 154,241,270,563,052,847,104/18,101,535,320.70
  6. Step 6: Final answer
    x = 8,520,894,378.87

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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.