Home / 711,822,484.80-1,067,733,727.20-635,231,995.20

Finding the Fourth Proportional to 711,822,484.80, 1,067,733,727.20 and 635,231,995.20

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Solution

The fourth proportional to 711,822,484.80, 1,067,733,727.20 and 635,231,995.20 is: 952,847,992.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,822,484.80 : 1,067,733,727.20 = 635,231,995.20 : x
  2. Step 2: Convert to fraction form
    711,822,484.80/1,067,733,727.20 = 635,231,995.20/x
  3. Step 3: Cross multiply
    711,822,484.80x = 1,067,733,727.20 × 635,231,995.20
  4. Step 4: Simplify right side
    711,822,484.80x = 678,258,625,871,588,608
  5. Step 5: Solve for x
    x = 678,258,625,871,588,608/711,822,484.80
  6. Step 6: Final answer
    x = 952,847,992.80

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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.