Home / 207,264,767.20-310,897,150.80-63,638,936.80

Finding the Fourth Proportional to 207,264,767.20, 310,897,150.80 and 63,638,936.80

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Solution

The fourth proportional to 207,264,767.20, 310,897,150.80 and 63,638,936.80 is: 95,458,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,264,767.20 : 310,897,150.80 = 63,638,936.80 : x
  2. Step 2: Convert to fraction form
    207,264,767.20/310,897,150.80 = 63,638,936.80/x
  3. Step 3: Cross multiply
    207,264,767.20x = 310,897,150.80 × 63,638,936.80
  4. Step 4: Simplify right side
    207,264,767.20x = 19,785,164,131,061,268
  5. Step 5: Solve for x
    x = 19,785,164,131,061,268/207,264,767.20
  6. Step 6: Final answer
    x = 95,458,405.20

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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.