Home / 906,271,591,580.37-1,250,659,876,230.90-515,638,145,881.92

Finding the Fourth Proportional to 906,271,591,580.37, 1,250,659,876,230.90 and 515,638,145,881.92

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Solution

The fourth proportional to 906,271,591,580.37, 1,250,659,876,230.90 and 515,638,145,881.92 is: 711,583,531,581.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,271,591,580.37 : 1,250,659,876,230.90 = 515,638,145,881.92 : x
  2. Step 2: Convert to fraction form
    906,271,591,580.37/1,250,659,876,230.90 = 515,638,145,881.92/x
  3. Step 3: Cross multiply
    906,271,591,580.37x = 1,250,659,876,230.90 × 515,638,145,881.92
  4. Step 4: Simplify right side
    906,271,591,580.37x = 644,887,939,708,612,794,908,672
  5. Step 5: Solve for x
    x = 644,887,939,708,612,794,908,672/906,271,591,580.37
  6. Step 6: Final answer
    x = 711,583,531,581.35

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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.