Home / 668,205,916-922,112,850-374,844,185.44

Finding the Fourth Proportional to 668,205,916, 922,112,850 and 374,844,185.44

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Solution

The fourth proportional to 668,205,916, 922,112,850 and 374,844,185.44 is: 517,278,629.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,205,916 : 922,112,850 = 374,844,185.44 : x
  2. Step 2: Convert to fraction form
    668,205,916/922,112,850 = 374,844,185.44/x
  3. Step 3: Cross multiply
    668,205,916x = 922,112,850 × 374,844,185.44
  4. Step 4: Simplify right side
    668,205,916x = 345,648,640,142,006,912
  5. Step 5: Solve for x
    x = 345,648,640,142,006,912/668,205,916
  6. Step 6: Final answer
    x = 517,278,629.04

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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.