Home / 609,855,561,899.91-842,808,188,081.61-499,816,347,947.13

Finding the Fourth Proportional to 609,855,561,899.91, 842,808,188,081.61 and 499,816,347,947.13

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Solution

The fourth proportional to 609,855,561,899.91, 842,808,188,081.61 and 499,816,347,947.13 is: 690,736,195,427.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,855,561,899.91 : 842,808,188,081.61 = 499,816,347,947.13 : x
  2. Step 2: Convert to fraction form
    609,855,561,899.91/842,808,188,081.61 = 499,816,347,947.13/x
  3. Step 3: Cross multiply
    609,855,561,899.91x = 842,808,188,081.61 × 499,816,347,947.13
  4. Step 4: Simplify right side
    609,855,561,899.91x = 421,249,310,586,888,192,524,288
  5. Step 5: Solve for x
    x = 421,249,310,586,888,192,524,288/609,855,561,899.91
  6. Step 6: Final answer
    x = 690,736,195,427.24

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Double scale
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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.