Home / 432,737,798.56-649,182,280.64-190,394,404

Finding the Fourth Proportional to 432,737,798.56, 649,182,280.64 and 190,394,404

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Solution

The fourth proportional to 432,737,798.56, 649,182,280.64 and 190,394,404 is: 285,624,860.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,737,798.56 : 649,182,280.64 = 190,394,404 : x
  2. Step 2: Convert to fraction form
    432,737,798.56/649,182,280.64 = 190,394,404/x
  3. Step 3: Cross multiply
    432,737,798.56x = 649,182,280.64 × 190,394,404
  4. Step 4: Simplify right side
    432,737,798.56x = 123,600,673,409,813,536
  5. Step 5: Solve for x
    x = 123,600,673,409,813,536/432,737,798.56
  6. Step 6: Final answer
    x = 285,624,860.65

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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.