Home / 1,010,015,433.68-1,394,783,929.56-954,990,425.84

Finding the Fourth Proportional to 1,010,015,433.68, 1,394,783,929.56 and 954,990,425.84

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Solution

The fourth proportional to 1,010,015,433.68, 1,394,783,929.56 and 954,990,425.84 is: 1,318,796,975.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,015,433.68 : 1,394,783,929.56 = 954,990,425.84 : x
  2. Step 2: Convert to fraction form
    1,010,015,433.68/1,394,783,929.56 = 954,990,425.84/x
  3. Step 3: Cross multiply
    1,010,015,433.68x = 1,394,783,929.56 × 954,990,425.84
  4. Step 4: Simplify right side
    1,010,015,433.68x = 1,332,005,298,845,293,056
  5. Step 5: Solve for x
    x = 1,332,005,298,845,293,056/1,010,015,433.68
  6. Step 6: Final answer
    x = 1,318,796,975.20

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Double scale
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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.