Home / 890,214,356.54-1,334,379,078.74-299,442,194.66

Finding the Fourth Proportional to 890,214,356.54, 1,334,379,078.74 and 299,442,194.66

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Solution

The fourth proportional to 890,214,356.54, 1,334,379,078.74 and 299,442,194.66 is: 448,846,277.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,214,356.54 : 1,334,379,078.74 = 299,442,194.66 : x
  2. Step 2: Convert to fraction form
    890,214,356.54/1,334,379,078.74 = 299,442,194.66/x
  3. Step 3: Cross multiply
    890,214,356.54x = 1,334,379,078.74 × 299,442,194.66
  4. Step 4: Simplify right side
    890,214,356.54x = 399,569,399,846,294,592
  5. Step 5: Solve for x
    x = 399,569,399,846,294,592/890,214,356.54
  6. Step 6: Final answer
    x = 448,846,277.20

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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.