Home / 481,697,071.92-664,688,647.44-267,110,321.76

Finding the Fourth Proportional to 481,697,071.92, 664,688,647.44 and 267,110,321.76

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Solution

The fourth proportional to 481,697,071.92, 664,688,647.44 and 267,110,321.76 is: 368,582,681.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,697,071.92 : 664,688,647.44 = 267,110,321.76 : x
  2. Step 2: Convert to fraction form
    481,697,071.92/664,688,647.44 = 267,110,321.76/x
  3. Step 3: Cross multiply
    481,697,071.92x = 664,688,647.44 × 267,110,321.76
  4. Step 4: Simplify right side
    481,697,071.92x = 177,545,198,487,917,600
  5. Step 5: Solve for x
    x = 177,545,198,487,917,600/481,697,071.92
  6. Step 6: Final answer
    x = 368,582,681.60

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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.