Home / 421,612,366,060.80-581,825,065,163.94-241,171,273,309.06

Finding the Fourth Proportional to 421,612,366,060.80, 581,825,065,163.94 and 241,171,273,309.06

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Solution

The fourth proportional to 421,612,366,060.80, 581,825,065,163.94 and 241,171,273,309.06 is: 332,816,357,166.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,612,366,060.80 : 581,825,065,163.94 = 241,171,273,309.06 : x
  2. Step 2: Convert to fraction form
    421,612,366,060.80/581,825,065,163.94 = 241,171,273,309.06/x
  3. Step 3: Cross multiply
    421,612,366,060.80x = 581,825,065,163.94 × 241,171,273,309.06
  4. Step 4: Simplify right side
    421,612,366,060.80x = 140,319,491,808,714,209,361,920
  5. Step 5: Solve for x
    x = 140,319,491,808,714,209,361,920/421,612,366,060.80
  6. Step 6: Final answer
    x = 332,816,357,166.52

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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.