Home / 421,612,366,047.78-581,825,065,146-241,171,273,296.02

Finding the Fourth Proportional to 421,612,366,047.78, 581,825,065,146 and 241,171,273,296.02

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Solution

The fourth proportional to 421,612,366,047.78, 581,825,065,146 and 241,171,273,296.02 is: 332,816,357,148.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,612,366,047.78 : 581,825,065,146 = 241,171,273,296.02 : x
  2. Step 2: Convert to fraction form
    421,612,366,047.78/581,825,065,146 = 241,171,273,296.02/x
  3. Step 3: Cross multiply
    421,612,366,047.78x = 581,825,065,146 × 241,171,273,296.02
  4. Step 4: Simplify right side
    421,612,366,047.78x = 140,319,491,796,800,607,617,024
  5. Step 5: Solve for x
    x = 140,319,491,796,800,607,617,024/421,612,366,047.78
  6. Step 6: Final answer
    x = 332,816,357,148.54

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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.