Home / 216,228,908.40-324,311,869.80-62,858,972.40

Finding the Fourth Proportional to 216,228,908.40, 324,311,869.80 and 62,858,972.40

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Solution

The fourth proportional to 216,228,908.40, 324,311,869.80 and 62,858,972.40 is: 94,279,303.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,228,908.40 : 324,311,869.80 = 62,858,972.40 : x
  2. Step 2: Convert to fraction form
    216,228,908.40/324,311,869.80 = 62,858,972.40/x
  3. Step 3: Cross multiply
    216,228,908.40x = 324,311,869.80 × 62,858,972.40
  4. Step 4: Simplify right side
    216,228,908.40x = 20,385,910,872,750,592
  5. Step 5: Solve for x
    x = 20,385,910,872,750,592/216,228,908.40
  6. Step 6: Final answer
    x = 94,279,303.46

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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.