Home / 303,366,483.92-418,642,771.56-164,134,190.72

Finding the Fourth Proportional to 303,366,483.92, 418,642,771.56 and 164,134,190.72

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Solution

The fourth proportional to 303,366,483.92, 418,642,771.56 and 164,134,190.72 is: 226,503,572.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,366,483.92 : 418,642,771.56 = 164,134,190.72 : x
  2. Step 2: Convert to fraction form
    303,366,483.92/418,642,771.56 = 164,134,190.72/x
  3. Step 3: Cross multiply
    303,366,483.92x = 418,642,771.56 × 164,134,190.72
  4. Step 4: Simplify right side
    303,366,483.92x = 68,713,592,510,778,432
  5. Step 5: Solve for x
    x = 68,713,592,510,778,432/303,366,483.92
  6. Step 6: Final answer
    x = 226,503,572.92

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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.