Home / 203,938,897.33-305,968,039.77-65,761,725.47

Finding the Fourth Proportional to 203,938,897.33, 305,968,039.77 and 65,761,725.47

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Solution

The fourth proportional to 203,938,897.33, 305,968,039.77 and 65,761,725.47 is: 98,661,836.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,938,897.33 : 305,968,039.77 = 65,761,725.47 : x
  2. Step 2: Convert to fraction form
    203,938,897.33/305,968,039.77 = 65,761,725.47/x
  3. Step 3: Cross multiply
    203,938,897.33x = 305,968,039.77 × 65,761,725.47
  4. Step 4: Simplify right side
    203,938,897.33x = 20,120,986,232,665,548
  5. Step 5: Solve for x
    x = 20,120,986,232,665,548/203,938,897.33
  6. Step 6: Final answer
    x = 98,661,836.93

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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.