Home / 149,636,121.40-224,454,182.10-141,322,022.20

Finding the Fourth Proportional to 149,636,121.40, 224,454,182.10 and 141,322,022.20

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Solution

The fourth proportional to 149,636,121.40, 224,454,182.10 and 141,322,022.20 is: 211,983,033.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,636,121.40 : 224,454,182.10 = 141,322,022.20 : x
  2. Step 2: Convert to fraction form
    149,636,121.40/224,454,182.10 = 141,322,022.20/x
  3. Step 3: Cross multiply
    149,636,121.40x = 224,454,182.10 × 141,322,022.20
  4. Step 4: Simplify right side
    149,636,121.40x = 31,720,318,905,619,040
  5. Step 5: Solve for x
    x = 31,720,318,905,619,040/149,636,121.40
  6. Step 6: Final answer
    x = 211,983,033.30

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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.