Home / 1,540,867,799.25-2,310,816,175.16-505,487,411.73

Finding the Fourth Proportional to 1,540,867,799.25, 2,310,816,175.16 and 505,487,411.73

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Solution

The fourth proportional to 1,540,867,799.25, 2,310,816,175.16 and 505,487,411.73 is: 758,071,839.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,867,799.25 : 2,310,816,175.16 = 505,487,411.73 : x
  2. Step 2: Convert to fraction form
    1,540,867,799.25/2,310,816,175.16 = 505,487,411.73/x
  3. Step 3: Cross multiply
    1,540,867,799.25x = 2,310,816,175.16 × 505,487,411.73
  4. Step 4: Simplify right side
    1,540,867,799.25x = 1,168,088,487,362,919,424
  5. Step 5: Solve for x
    x = 1,168,088,487,362,919,424/1,540,867,799.25
  6. Step 6: Final answer
    x = 758,071,839.73

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Double scale
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Similar ratio
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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.