Home / 756,814,778.40-1,135,222,167.60-756,814,778.40

Finding the Fourth Proportional to 756,814,778.40, 1,135,222,167.60 and 756,814,778.40

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Solution

The fourth proportional to 756,814,778.40, 1,135,222,167.60 and 756,814,778.40 is: 1,135,222,167.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,814,778.40 : 1,135,222,167.60 = 756,814,778.40 : x
  2. Step 2: Convert to fraction form
    756,814,778.40/1,135,222,167.60 = 756,814,778.40/x
  3. Step 3: Cross multiply
    756,814,778.40x = 1,135,222,167.60 × 756,814,778.40
  4. Step 4: Simplify right side
    756,814,778.40x = 859,152,913,206,961,536
  5. Step 5: Solve for x
    x = 859,152,913,206,961,536/756,814,778.40
  6. Step 6: Final answer
    x = 1,135,222,167.60

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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.