Home / 808,751,968,135.96-1,116,112,799,105.30-447,869,782,632.46

Finding the Fourth Proportional to 808,751,968,135.96, 1,116,112,799,105.30 and 447,869,782,632.46

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Solution

The fourth proportional to 808,751,968,135.96, 1,116,112,799,105.30 and 447,869,782,632.46 is: 618,079,728,301.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,751,968,135.96 : 1,116,112,799,105.30 = 447,869,782,632.46 : x
  2. Step 2: Convert to fraction form
    808,751,968,135.96/1,116,112,799,105.30 = 447,869,782,632.46/x
  3. Step 3: Cross multiply
    808,751,968,135.96x = 1,116,112,799,105.30 × 447,869,782,632.46
  4. Step 4: Simplify right side
    808,751,968,135.96x = 499,873,196,728,597,281,243,136
  5. Step 5: Solve for x
    x = 499,873,196,728,597,281,243,136/808,751,968,135.96
  6. Step 6: Final answer
    x = 618,079,728,301.28

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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.