Home / 298,373,653,200.60-447,550,128,389.70-74,785,560,067.80

Finding the Fourth Proportional to 298,373,653,200.60, 447,550,128,389.70 and 74,785,560,067.80

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Solution

The fourth proportional to 298,373,653,200.60, 447,550,128,389.70 and 74,785,560,067.80 is: 112,175,745,582.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,373,653,200.60 : 447,550,128,389.70 = 74,785,560,067.80 : x
  2. Step 2: Convert to fraction form
    298,373,653,200.60/447,550,128,389.70 = 74,785,560,067.80/x
  3. Step 3: Cross multiply
    298,373,653,200.60x = 447,550,128,389.70 × 74,785,560,067.80
  4. Step 4: Simplify right side
    298,373,653,200.60x = 33,470,287,010,039,515,316,224
  5. Step 5: Solve for x
    x = 33,470,287,010,039,515,316,224/298,373,653,200.60
  6. Step 6: Final answer
    x = 112,175,745,582.80

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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.