Home / 1,119,171,952.10-1,678,757,928.15-885,369,404.90

Finding the Fourth Proportional to 1,119,171,952.10, 1,678,757,928.15 and 885,369,404.90

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Solution

The fourth proportional to 1,119,171,952.10, 1,678,757,928.15 and 885,369,404.90 is: 1,328,054,107.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,171,952.10 : 1,678,757,928.15 = 885,369,404.90 : x
  2. Step 2: Convert to fraction form
    1,119,171,952.10/1,678,757,928.15 = 885,369,404.90/x
  3. Step 3: Cross multiply
    1,119,171,952.10x = 1,678,757,928.15 × 885,369,404.90
  4. Step 4: Simplify right side
    1,119,171,952.10x = 1,486,320,907,817,322,496
  5. Step 5: Solve for x
    x = 1,486,320,907,817,322,496/1,119,171,952.10
  6. Step 6: Final answer
    x = 1,328,054,107.35

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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.