Home / 99,233,406.37-136,942,214.33-55,179,459.36

Finding the Fourth Proportional to 99,233,406.37, 136,942,214.33 and 55,179,459.36

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Solution

The fourth proportional to 99,233,406.37, 136,942,214.33 and 55,179,459.36 is: 76,147,717.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,233,406.37 : 136,942,214.33 = 55,179,459.36 : x
  2. Step 2: Convert to fraction form
    99,233,406.37/136,942,214.33 = 55,179,459.36/x
  3. Step 3: Cross multiply
    99,233,406.37x = 136,942,214.33 × 55,179,459.36
  4. Step 4: Simplify right side
    99,233,406.37x = 7,556,397,350,290,645
  5. Step 5: Solve for x
    x = 7,556,397,350,290,645/99,233,406.37
  6. Step 6: Final answer
    x = 76,147,717.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.