Home / 457,367,046.84-631,170,520.92-248,523,185.16

Finding the Fourth Proportional to 457,367,046.84, 631,170,520.92 and 248,523,185.16

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Solution

The fourth proportional to 457,367,046.84, 631,170,520.92 and 248,523,185.16 is: 342,964,167.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,367,046.84 : 631,170,520.92 = 248,523,185.16 : x
  2. Step 2: Convert to fraction form
    457,367,046.84/631,170,520.92 = 248,523,185.16/x
  3. Step 3: Cross multiply
    457,367,046.84x = 631,170,520.92 × 248,523,185.16
  4. Step 4: Simplify right side
    457,367,046.84x = 156,860,508,238,134,816
  5. Step 5: Solve for x
    x = 156,860,508,238,134,816/457,367,046.84
  6. Step 6: Final answer
    x = 342,964,167.01

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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.