Home / 409,698,914.80-614,548,372.20-362,347,521.70

Finding the Fourth Proportional to 409,698,914.80, 614,548,372.20 and 362,347,521.70

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Solution

The fourth proportional to 409,698,914.80, 614,548,372.20 and 362,347,521.70 is: 543,521,282.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,698,914.80 : 614,548,372.20 = 362,347,521.70 : x
  2. Step 2: Convert to fraction form
    409,698,914.80/614,548,372.20 = 362,347,521.70/x
  3. Step 3: Cross multiply
    409,698,914.80x = 614,548,372.20 × 362,347,521.70
  4. Step 4: Simplify right side
    409,698,914.80x = 222,680,079,631,439,200
  5. Step 5: Solve for x
    x = 222,680,079,631,439,200/409,698,914.80
  6. Step 6: Final answer
    x = 543,521,282.55

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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.