Home / 220,871,246.80-331,303,759.80-99,702,504.40

Finding the Fourth Proportional to 220,871,246.80, 331,303,759.80 and 99,702,504.40

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Solution

The fourth proportional to 220,871,246.80, 331,303,759.80 and 99,702,504.40 is: 149,552,352.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,871,246.80 : 331,303,759.80 = 99,702,504.40 : x
  2. Step 2: Convert to fraction form
    220,871,246.80/331,303,759.80 = 99,702,504.40/x
  3. Step 3: Cross multiply
    220,871,246.80x = 331,303,759.80 × 99,702,504.40
  4. Step 4: Simplify right side
    220,871,246.80x = 33,031,814,569,196,048
  5. Step 5: Solve for x
    x = 33,031,814,569,196,048/220,871,246.80
  6. Step 6: Final answer
    x = 149,552,352.55

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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.