Home / 299,435,822.55-412,632,810.90-228,951,294.80

Finding the Fourth Proportional to 299,435,822.55, 412,632,810.90 and 228,951,294.80

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Solution

The fourth proportional to 299,435,822.55, 412,632,810.90 and 228,951,294.80 is: 315,502,719.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,435,822.55 : 412,632,810.90 = 228,951,294.80 : x
  2. Step 2: Convert to fraction form
    299,435,822.55/412,632,810.90 = 228,951,294.80/x
  3. Step 3: Cross multiply
    299,435,822.55x = 412,632,810.90 × 228,951,294.80
  4. Step 4: Simplify right side
    299,435,822.55x = 94,472,816,330,455,376
  5. Step 5: Solve for x
    x = 94,472,816,330,455,376/299,435,822.55
  6. Step 6: Final answer
    x = 315,502,719.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.