Home / 7,726,348,813.12-10,664,673,550.39-4,512,125,823.52

Finding the Fourth Proportional to 7,726,348,813.12, 10,664,673,550.39 and 4,512,125,823.52

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Solution

The fourth proportional to 7,726,348,813.12, 10,664,673,550.39 and 4,512,125,823.52 is: 6,228,083,935.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726,348,813.12 : 10,664,673,550.39 = 4,512,125,823.52 : x
  2. Step 2: Convert to fraction form
    7,726,348,813.12/10,664,673,550.39 = 4,512,125,823.52/x
  3. Step 3: Cross multiply
    7,726,348,813.12x = 10,664,673,550.39 × 4,512,125,823.52
  4. Step 4: Simplify right side
    7,726,348,813.12x = 48,120,348,926,125,441,024
  5. Step 5: Solve for x
    x = 48,120,348,926,125,441,024/7,726,348,813.12
  6. Step 6: Final answer
    x = 6,228,083,935.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.