Home / 1,088,317,022.80-1,634,176,145.40-629,151,998.80

Finding the Fourth Proportional to 1,088,317,022.80, 1,634,176,145.40 and 629,151,998.80

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Solution

The fourth proportional to 1,088,317,022.80, 1,634,176,145.40 and 629,151,998.80 is: 944,711,115.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,317,022.80 : 1,634,176,145.40 = 629,151,998.80 : x
  2. Step 2: Convert to fraction form
    1,088,317,022.80/1,634,176,145.40 = 629,151,998.80/x
  3. Step 3: Cross multiply
    1,088,317,022.80x = 1,634,176,145.40 × 629,151,998.80
  4. Step 4: Simplify right side
    1,088,317,022.80x = 1,028,145,188,269,689,344
  5. Step 5: Solve for x
    x = 1,028,145,188,269,689,344/1,088,317,022.80
  6. Step 6: Final answer
    x = 944,711,115.17

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Double scale
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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.