Home / 220,438,871,426.46-330,389,676,406.89-114,262,401,556.38

Finding the Fourth Proportional to 220,438,871,426.46, 330,389,676,406.89 and 114,262,401,556.38

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Solution

The fourth proportional to 220,438,871,426.46, 330,389,676,406.89 and 114,262,401,556.38 is: 171,254,360,138.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,438,871,426.46 : 330,389,676,406.89 = 114,262,401,556.38 : x
  2. Step 2: Convert to fraction form
    220,438,871,426.46/330,389,676,406.89 = 114,262,401,556.38/x
  3. Step 3: Cross multiply
    220,438,871,426.46x = 330,389,676,406.89 × 114,262,401,556.38
  4. Step 4: Simplify right side
    220,438,871,426.46x = 37,751,117,875,686,517,243,904
  5. Step 5: Solve for x
    x = 37,751,117,875,686,517,243,904/220,438,871,426.46
  6. Step 6: Final answer
    x = 171,254,360,138.02

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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.