Home / 319,526,102.54-479,337,077.11-112,227,975.78

Finding the Fourth Proportional to 319,526,102.54, 479,337,077.11 and 112,227,975.78

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Solution

The fourth proportional to 319,526,102.54, 479,337,077.11 and 112,227,975.78 is: 168,358,795.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,526,102.54 : 479,337,077.11 = 112,227,975.78 : x
  2. Step 2: Convert to fraction form
    319,526,102.54/479,337,077.11 = 112,227,975.78/x
  3. Step 3: Cross multiply
    319,526,102.54x = 479,337,077.11 × 112,227,975.78
  4. Step 4: Simplify right side
    319,526,102.54x = 53,795,029,880,357,072
  5. Step 5: Solve for x
    x = 53,795,029,880,357,072/319,526,102.54
  6. Step 6: Final answer
    x = 168,358,795.89

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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.