Home / 121,992,241.80-183,130,080.30-73,524,822.60

Finding the Fourth Proportional to 121,992,241.80, 183,130,080.30 and 73,524,822.60

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Solution

The fourth proportional to 121,992,241.80, 183,130,080.30 and 73,524,822.60 is: 110,372,647.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,992,241.80 : 183,130,080.30 = 73,524,822.60 : x
  2. Step 2: Convert to fraction form
    121,992,241.80/183,130,080.30 = 73,524,822.60/x
  3. Step 3: Cross multiply
    121,992,241.80x = 183,130,080.30 × 73,524,822.60
  4. Step 4: Simplify right side
    121,992,241.80x = 13,464,606,666,781,254
  5. Step 5: Solve for x
    x = 13,464,606,666,781,254/121,992,241.80
  6. Step 6: Final answer
    x = 110,372,647.21

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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.