Home / 479,413,015.76-719,140,453.23-151,912,663.94

Finding the Fourth Proportional to 479,413,015.76, 719,140,453.23 and 151,912,663.94

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Solution

The fourth proportional to 479,413,015.76, 719,140,453.23 and 151,912,663.94 is: 227,875,627.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,413,015.76 : 719,140,453.23 = 151,912,663.94 : x
  2. Step 2: Convert to fraction form
    479,413,015.76/719,140,453.23 = 151,912,663.94/x
  3. Step 3: Cross multiply
    479,413,015.76x = 719,140,453.23 × 151,912,663.94
  4. Step 4: Simplify right side
    479,413,015.76x = 109,246,541,997,188,272
  5. Step 5: Solve for x
    x = 109,246,541,997,188,272/479,413,015.76
  6. Step 6: Final answer
    x = 227,875,627.92

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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.