Home / 456,416,101.74-629,853,574.78-247,571,992.20

Finding the Fourth Proportional to 456,416,101.74, 629,853,574.78 and 247,571,992.20

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Solution

The fourth proportional to 456,416,101.74, 629,853,574.78 and 247,571,992.20 is: 341,648,999.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,416,101.74 : 629,853,574.78 = 247,571,992.20 : x
  2. Step 2: Convert to fraction form
    456,416,101.74/629,853,574.78 = 247,571,992.20/x
  3. Step 3: Cross multiply
    456,416,101.74x = 629,853,574.78 × 247,571,992.20
  4. Step 4: Simplify right side
    456,416,101.74x = 155,934,104,302,576,256
  5. Step 5: Solve for x
    x = 155,934,104,302,576,256/456,416,101.74
  6. Step 6: Final answer
    x = 341,648,999.03

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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.