Home / 1,328,510,381.00-1,833,344,255.79-717,456,384.61

Finding the Fourth Proportional to 1,328,510,381.00, 1,833,344,255.79 and 717,456,384.61

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Solution

The fourth proportional to 1,328,510,381.00, 1,833,344,255.79 and 717,456,384.61 is: 990,089,772.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,510,381.00 : 1,833,344,255.79 = 717,456,384.61 : x
  2. Step 2: Convert to fraction form
    1,328,510,381.00/1,833,344,255.79 = 717,456,384.61/x
  3. Step 3: Cross multiply
    1,328,510,381.00x = 1,833,344,255.79 × 717,456,384.61
  4. Step 4: Simplify right side
    1,328,510,381.00x = 1,315,344,541,505,578,496
  5. Step 5: Solve for x
    x = 1,315,344,541,505,578,496/1,328,510,381.00
  6. Step 6: Final answer
    x = 990,089,772.97

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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.