Home / 88,938,218.40-133,407,327.60-88,087,912.80

Finding the Fourth Proportional to 88,938,218.40, 133,407,327.60 and 88,087,912.80

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Solution

The fourth proportional to 88,938,218.40, 133,407,327.60 and 88,087,912.80 is: 132,131,869.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,938,218.40 : 133,407,327.60 = 88,087,912.80 : x
  2. Step 2: Convert to fraction form
    88,938,218.40/133,407,327.60 = 88,087,912.80/x
  3. Step 3: Cross multiply
    88,938,218.40x = 133,407,327.60 × 88,087,912.80
  4. Step 4: Simplify right side
    88,938,218.40x = 11,751,573,040,509,832
  5. Step 5: Solve for x
    x = 11,751,573,040,509,832/88,938,218.40
  6. Step 6: Final answer
    x = 132,131,869.20

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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.