Home / 906,271,591,581.24-1,250,659,876,232.10-515,638,145,882.80

Finding the Fourth Proportional to 906,271,591,581.24, 1,250,659,876,232.10 and 515,638,145,882.80

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Solution

The fourth proportional to 906,271,591,581.24, 1,250,659,876,232.10 and 515,638,145,882.80 is: 711,583,531,582.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,271,591,581.24 : 1,250,659,876,232.10 = 515,638,145,882.80 : x
  2. Step 2: Convert to fraction form
    906,271,591,581.24/1,250,659,876,232.10 = 515,638,145,882.80/x
  3. Step 3: Cross multiply
    906,271,591,581.24x = 1,250,659,876,232.10 × 515,638,145,882.80
  4. Step 4: Simplify right side
    906,271,591,581.24x = 644,887,939,710,332,258,222,080
  5. Step 5: Solve for x
    x = 644,887,939,710,332,258,222,080/906,271,591,581.24
  6. Step 6: Final answer
    x = 711,583,531,582.57

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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.