Home / 432,149,099.04-648,222,678.72-333,923,646.24

Finding the Fourth Proportional to 432,149,099.04, 648,222,678.72 and 333,923,646.24

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Solution

The fourth proportional to 432,149,099.04, 648,222,678.72 and 333,923,646.24 is: 500,884,719.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,149,099.04 : 648,222,678.72 = 333,923,646.24 : x
  2. Step 2: Convert to fraction form
    432,149,099.04/648,222,678.72 = 333,923,646.24/x
  3. Step 3: Cross multiply
    432,149,099.04x = 648,222,678.72 × 333,923,646.24
  4. Step 4: Simplify right side
    432,149,099.04x = 216,456,880,453,642,464
  5. Step 5: Solve for x
    x = 216,456,880,453,642,464/432,149,099.04
  6. Step 6: Final answer
    x = 500,884,719.96

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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.