Home / 65,190,097,951.10-97,785,146,926.65-18,661,375,519.10

Finding the Fourth Proportional to 65,190,097,951.10, 97,785,146,926.65 and 18,661,375,519.10

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Solution

The fourth proportional to 65,190,097,951.10, 97,785,146,926.65 and 18,661,375,519.10 is: 27,992,063,278.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,190,097,951.10 : 97,785,146,926.65 = 18,661,375,519.10 : x
  2. Step 2: Convert to fraction form
    65,190,097,951.10/97,785,146,926.65 = 18,661,375,519.10/x
  3. Step 3: Cross multiply
    65,190,097,951.10x = 97,785,146,926.65 × 18,661,375,519.10
  4. Step 4: Simplify right side
    65,190,097,951.10x = 1,824,805,346,988,582,764,544
  5. Step 5: Solve for x
    x = 1,824,805,346,988,582,764,544/65,190,097,951.10
  6. Step 6: Final answer
    x = 27,992,063,278.65

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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.