Home / 215,577,002.40-323,412,742.80-106,454,450.40

Finding the Fourth Proportional to 215,577,002.40, 323,412,742.80 and 106,454,450.40

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Solution

The fourth proportional to 215,577,002.40, 323,412,742.80 and 106,454,450.40 is: 159,705,002.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,577,002.40 : 323,412,742.80 = 106,454,450.40 : x
  2. Step 2: Convert to fraction form
    215,577,002.40/323,412,742.80 = 106,454,450.40/x
  3. Step 3: Cross multiply
    215,577,002.40x = 323,412,742.80 × 106,454,450.40
  4. Step 4: Simplify right side
    215,577,002.40x = 34,428,725,787,130,560
  5. Step 5: Solve for x
    x = 34,428,725,787,130,560/215,577,002.40
  6. Step 6: Final answer
    x = 159,705,002.87

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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.