Home / 1,927,500,022.80-2,891,318,557.68-617,231,821.68

Finding the Fourth Proportional to 1,927,500,022.80, 2,891,318,557.68 and 617,231,821.68

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Solution

The fourth proportional to 1,927,500,022.80, 2,891,318,557.68 and 617,231,821.68 is: 925,869,675.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,500,022.80 : 2,891,318,557.68 = 617,231,821.68 : x
  2. Step 2: Convert to fraction form
    1,927,500,022.80/2,891,318,557.68 = 617,231,821.68/x
  3. Step 3: Cross multiply
    1,927,500,022.80x = 2,891,318,557.68 × 617,231,821.68
  4. Step 4: Simplify right side
    1,927,500,022.80x = 1,784,613,820,414,016,256
  5. Step 5: Solve for x
    x = 1,784,613,820,414,016,256/1,927,500,022.80
  6. Step 6: Final answer
    x = 925,869,675.38

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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.