Home / 352,272,004.80-528,408,007.20-229,827,998.40

Finding the Fourth Proportional to 352,272,004.80, 528,408,007.20 and 229,827,998.40

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Solution

The fourth proportional to 352,272,004.80, 528,408,007.20 and 229,827,998.40 is: 344,741,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,272,004.80 : 528,408,007.20 = 229,827,998.40 : x
  2. Step 2: Convert to fraction form
    352,272,004.80/528,408,007.20 = 229,827,998.40/x
  3. Step 3: Cross multiply
    352,272,004.80x = 528,408,007.20 × 229,827,998.40
  4. Step 4: Simplify right side
    352,272,004.80x = 121,442,954,633,308,784
  5. Step 5: Solve for x
    x = 121,442,954,633,308,784/352,272,004.80
  6. Step 6: Final answer
    x = 344,741,997.60

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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.