Home / 19,892,812,151.58-27,464,472,184.41-12,662,940,482.25

Finding the Fourth Proportional to 19,892,812,151.58, 27,464,472,184.41 and 12,662,940,482.25

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Solution

The fourth proportional to 19,892,812,151.58, 27,464,472,184.41 and 12,662,940,482.25 is: 17,482,745,727.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,892,812,151.58 : 27,464,472,184.41 = 12,662,940,482.25 : x
  2. Step 2: Convert to fraction form
    19,892,812,151.58/27,464,472,184.41 = 12,662,940,482.25/x
  3. Step 3: Cross multiply
    19,892,812,151.58x = 27,464,472,184.41 × 12,662,940,482.25
  4. Step 4: Simplify right side
    19,892,812,151.58x = 347,780,976,647,594,442,752
  5. Step 5: Solve for x
    x = 347,780,976,647,594,442,752/19,892,812,151.58
  6. Step 6: Final answer
    x = 17,482,745,727.33

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Double scale
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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.