Home / 1,314,509,092.56-1,972,132,263.77-528,114,961.44

Finding the Fourth Proportional to 1,314,509,092.56, 1,972,132,263.77 and 528,114,961.44

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Solution

The fourth proportional to 1,314,509,092.56, 1,972,132,263.77 and 528,114,961.44 is: 792,320,540.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,509,092.56 : 1,972,132,263.77 = 528,114,961.44 : x
  2. Step 2: Convert to fraction form
    1,314,509,092.56/1,972,132,263.77 = 528,114,961.44/x
  3. Step 3: Cross multiply
    1,314,509,092.56x = 1,972,132,263.77 × 528,114,961.44
  4. Step 4: Simplify right side
    1,314,509,092.56x = 1,041,512,554,432,832,896
  5. Step 5: Solve for x
    x = 1,041,512,554,432,832,896/1,314,509,092.56
  6. Step 6: Final answer
    x = 792,320,540.29

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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.