Home / 147,183,998.80-220,775,998.20-89,646,653.20

Finding the Fourth Proportional to 147,183,998.80, 220,775,998.20 and 89,646,653.20

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Solution

The fourth proportional to 147,183,998.80, 220,775,998.20 and 89,646,653.20 is: 134,469,979.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,183,998.80 : 220,775,998.20 = 89,646,653.20 : x
  2. Step 2: Convert to fraction form
    147,183,998.80/220,775,998.20 = 89,646,653.20/x
  3. Step 3: Cross multiply
    147,183,998.80x = 220,775,998.20 × 89,646,653.20
  4. Step 4: Simplify right side
    147,183,998.80x = 19,791,829,345,519,224
  5. Step 5: Solve for x
    x = 19,791,829,345,519,224/147,183,998.80
  6. Step 6: Final answer
    x = 134,469,979.80

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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.