Home / 421,612,366,013.88-581,825,065,099.25-241,171,273,262.14

Finding the Fourth Proportional to 421,612,366,013.88, 581,825,065,099.25 and 241,171,273,262.14

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Solution

The fourth proportional to 421,612,366,013.88, 581,825,065,099.25 and 241,171,273,262.14 is: 332,816,357,101.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,612,366,013.88 : 581,825,065,099.25 = 241,171,273,262.14 : x
  2. Step 2: Convert to fraction form
    421,612,366,013.88/581,825,065,099.25 = 241,171,273,262.14/x
  3. Step 3: Cross multiply
    421,612,366,013.88x = 581,825,065,099.25 × 241,171,273,262.14
  4. Step 4: Simplify right side
    421,612,366,013.88x = 140,319,491,765,813,626,535,936
  5. Step 5: Solve for x
    x = 140,319,491,765,813,626,535,936/421,612,366,013.88
  6. Step 6: Final answer
    x = 332,816,357,101.81

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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.