Home / 143,232,405.80-214,848,608.70-123,748,860.20

Finding the Fourth Proportional to 143,232,405.80, 214,848,608.70 and 123,748,860.20

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Solution

The fourth proportional to 143,232,405.80, 214,848,608.70 and 123,748,860.20 is: 185,623,290.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,232,405.80 : 214,848,608.70 = 123,748,860.20 : x
  2. Step 2: Convert to fraction form
    143,232,405.80/214,848,608.70 = 123,748,860.20/x
  3. Step 3: Cross multiply
    143,232,405.80x = 214,848,608.70 × 123,748,860.20
  4. Step 4: Simplify right side
    143,232,405.80x = 26,587,270,442,180,804
  5. Step 5: Solve for x
    x = 26,587,270,442,180,804/143,232,405.80
  6. Step 6: Final answer
    x = 185,623,290.30

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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.