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Finding the Fourth Proportional to 1,063,008,010.80, 1,594,512,016.20 and 936,737,629.20

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Solution

The fourth proportional to 1,063,008,010.80, 1,594,512,016.20 and 936,737,629.20 is: 1,405,106,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,008,010.80 : 1,594,512,016.20 = 936,737,629.20 : x
  2. Step 2: Convert to fraction form
    1,063,008,010.80/1,594,512,016.20 = 936,737,629.20/x
  3. Step 3: Cross multiply
    1,063,008,010.80x = 1,594,512,016.20 × 936,737,629.20
  4. Step 4: Simplify right side
    1,063,008,010.80x = 1,493,639,405,786,100,224
  5. Step 5: Solve for x
    x = 1,493,639,405,786,100,224/1,063,008,010.80
  6. Step 6: Final answer
    x = 1,405,106,443.80

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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.