Home / 343,276,391.54-473,715,839.40-186,647,442.82

Finding the Fourth Proportional to 343,276,391.54, 473,715,839.40 and 186,647,442.82

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Solution

The fourth proportional to 343,276,391.54, 473,715,839.40 and 186,647,442.82 is: 257,570,436.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,276,391.54 : 473,715,839.40 = 186,647,442.82 : x
  2. Step 2: Convert to fraction form
    343,276,391.54/473,715,839.40 = 186,647,442.82/x
  3. Step 3: Cross multiply
    343,276,391.54x = 473,715,839.40 × 186,647,442.82
  4. Step 4: Simplify right side
    343,276,391.54x = 88,417,850,045,455,584
  5. Step 5: Solve for x
    x = 88,417,850,045,455,584/343,276,391.54
  6. Step 6: Final answer
    x = 257,570,436.60

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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.