Home / 1,204,148,992.32-1,662,438,029.76-758,494,357.92

Finding the Fourth Proportional to 1,204,148,992.32, 1,662,438,029.76 and 758,494,357.92

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Solution

The fourth proportional to 1,204,148,992.32, 1,662,438,029.76 and 758,494,357.92 is: 1,047,170,968.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,148,992.32 : 1,662,438,029.76 = 758,494,357.92 : x
  2. Step 2: Convert to fraction form
    1,204,148,992.32/1,662,438,029.76 = 758,494,357.92/x
  3. Step 3: Cross multiply
    1,204,148,992.32x = 1,662,438,029.76 × 758,494,357.92
  4. Step 4: Simplify right side
    1,204,148,992.32x = 1,260,949,865,964,601,088
  5. Step 5: Solve for x
    x = 1,260,949,865,964,601,088/1,204,148,992.32
  6. Step 6: Final answer
    x = 1,047,170,968.05

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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.