Home / 207,933,288.60-311,899,933.17-54,594,845.40

Finding the Fourth Proportional to 207,933,288.60, 311,899,933.17 and 54,594,845.40

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Solution

The fourth proportional to 207,933,288.60, 311,899,933.17 and 54,594,845.40 is: 81,892,268.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,933,288.60 : 311,899,933.17 = 54,594,845.40 : x
  2. Step 2: Convert to fraction form
    207,933,288.60/311,899,933.17 = 54,594,845.40/x
  3. Step 3: Cross multiply
    207,933,288.60x = 311,899,933.17 × 54,594,845.40
  4. Step 4: Simplify right side
    207,933,288.60x = 17,028,128,631,686,482
  5. Step 5: Solve for x
    x = 17,028,128,631,686,482/207,933,288.60
  6. Step 6: Final answer
    x = 81,892,268.17

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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.