Home / 808,751,968,140.05-1,116,112,799,110.90-447,869,782,636.55

Finding the Fourth Proportional to 808,751,968,140.05, 1,116,112,799,110.90 and 447,869,782,636.55

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Solution

The fourth proportional to 808,751,968,140.05, 1,116,112,799,110.90 and 447,869,782,636.55 is: 618,079,728,306.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,751,968,140.05 : 1,116,112,799,110.90 = 447,869,782,636.55 : x
  2. Step 2: Convert to fraction form
    808,751,968,140.05/1,116,112,799,110.90 = 447,869,782,636.55/x
  3. Step 3: Cross multiply
    808,751,968,140.05x = 1,116,112,799,110.90 × 447,869,782,636.55
  4. Step 4: Simplify right side
    808,751,968,140.05x = 499,873,196,735,670,152,855,552
  5. Step 5: Solve for x
    x = 499,873,196,735,670,152,855,552/808,751,968,140.05
  6. Step 6: Final answer
    x = 618,079,728,306.90

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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.