Home / 432,441,323.40-648,745,441.04-141,230,157.44

Finding the Fourth Proportional to 432,441,323.40, 648,745,441.04 and 141,230,157.44

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Solution

The fourth proportional to 432,441,323.40, 648,745,441.04 and 141,230,157.44 is: 211,872,491.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,441,323.40 : 648,745,441.04 = 141,230,157.44 : x
  2. Step 2: Convert to fraction form
    432,441,323.40/648,745,441.04 = 141,230,157.44/x
  3. Step 3: Cross multiply
    432,441,323.40x = 648,745,441.04 × 141,230,157.44
  4. Step 4: Simplify right side
    432,441,323.40x = 91,622,420,776,561,424
  5. Step 5: Solve for x
    x = 91,622,420,776,561,424/432,441,323.40
  6. Step 6: Final answer
    x = 211,872,491.87

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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.