Home / 1,056,114,878.80-1,584,172,318.20-965,340,965.20

Finding the Fourth Proportional to 1,056,114,878.80, 1,584,172,318.20 and 965,340,965.20

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Solution

The fourth proportional to 1,056,114,878.80, 1,584,172,318.20 and 965,340,965.20 is: 1,448,011,447.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,114,878.80 : 1,584,172,318.20 = 965,340,965.20 : x
  2. Step 2: Convert to fraction form
    1,056,114,878.80/1,584,172,318.20 = 965,340,965.20/x
  3. Step 3: Cross multiply
    1,056,114,878.80x = 1,584,172,318.20 × 965,340,965.20
  4. Step 4: Simplify right side
    1,056,114,878.80x = 1,529,266,434,694,309,632
  5. Step 5: Solve for x
    x = 1,529,266,434,694,309,632/1,056,114,878.80
  6. Step 6: Final answer
    x = 1,448,011,447.80

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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.