Home / 85,100,928,001.60-127,651,392,002.40-41,021,085,697.60

Finding the Fourth Proportional to 85,100,928,001.60, 127,651,392,002.40 and 41,021,085,697.60

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Solution

The fourth proportional to 85,100,928,001.60, 127,651,392,002.40 and 41,021,085,697.60 is: 61,531,628,546.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,100,928,001.60 : 127,651,392,002.40 = 41,021,085,697.60 : x
  2. Step 2: Convert to fraction form
    85,100,928,001.60/127,651,392,002.40 = 41,021,085,697.60/x
  3. Step 3: Cross multiply
    85,100,928,001.60x = 127,651,392,002.40 × 41,021,085,697.60
  4. Step 4: Simplify right side
    85,100,928,001.60x = 5,236,398,690,748,381,265,920
  5. Step 5: Solve for x
    x = 5,236,398,690,748,381,265,920/85,100,928,001.60
  6. Step 6: Final answer
    x = 61,531,628,546.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.