Home / 445,156,521.54-614,314,031.82-254,414,356.82

Finding the Fourth Proportional to 445,156,521.54, 614,314,031.82 and 254,414,356.82

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Solution

The fourth proportional to 445,156,521.54, 614,314,031.82 and 254,414,356.82 is: 351,090,687.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,156,521.54 : 614,314,031.82 = 254,414,356.82 : x
  2. Step 2: Convert to fraction form
    445,156,521.54/614,314,031.82 = 254,414,356.82/x
  3. Step 3: Cross multiply
    445,156,521.54x = 614,314,031.82 × 254,414,356.82
  4. Step 4: Simplify right side
    445,156,521.54x = 156,290,309,289,267,968
  5. Step 5: Solve for x
    x = 156,290,309,289,267,968/445,156,521.54
  6. Step 6: Final answer
    x = 351,090,687.72

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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.