Home / 65,190,100,335.60-97,785,150,503.40-18,661,377,903.60

Finding the Fourth Proportional to 65,190,100,335.60, 97,785,150,503.40 and 18,661,377,903.60

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Solution

The fourth proportional to 65,190,100,335.60, 97,785,150,503.40 and 18,661,377,903.60 is: 27,992,066,855.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,190,100,335.60 : 97,785,150,503.40 = 18,661,377,903.60 : x
  2. Step 2: Convert to fraction form
    65,190,100,335.60/97,785,150,503.40 = 18,661,377,903.60/x
  3. Step 3: Cross multiply
    65,190,100,335.60x = 97,785,150,503.40 × 18,661,377,903.60
  4. Step 4: Simplify right side
    65,190,100,335.60x = 1,824,805,646,904,348,901,376
  5. Step 5: Solve for x
    x = 1,824,805,646,904,348,901,376/65,190,100,335.60
  6. Step 6: Final answer
    x = 27,992,066,855.40

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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.