Home / 456,416,099.73-629,853,572.03-247,571,990.19

Finding the Fourth Proportional to 456,416,099.73, 629,853,572.03 and 247,571,990.19

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Solution

The fourth proportional to 456,416,099.73, 629,853,572.03 and 247,571,990.19 is: 341,648,996.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,416,099.73 : 629,853,572.03 = 247,571,990.19 : x
  2. Step 2: Convert to fraction form
    456,416,099.73/629,853,572.03 = 247,571,990.19/x
  3. Step 3: Cross multiply
    456,416,099.73x = 629,853,572.03 × 247,571,990.19
  4. Step 4: Simplify right side
    456,416,099.73x = 155,934,102,354,509,760
  5. Step 5: Solve for x
    x = 155,934,102,354,509,760/456,416,099.73
  6. Step 6: Final answer
    x = 341,648,996.27

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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.