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Finding the Fourth Proportional to 499,476,508.32, 749,473,095.24 and 362,431,992.72

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Solution

The fourth proportional to 499,476,508.32, 749,473,095.24 and 362,431,992.72 is: 543,835,441.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,476,508.32 : 749,473,095.24 = 362,431,992.72 : x
  2. Step 2: Convert to fraction form
    499,476,508.32/749,473,095.24 = 362,431,992.72/x
  3. Step 3: Cross multiply
    499,476,508.32x = 749,473,095.24 × 362,431,992.72
  4. Step 4: Simplify right side
    499,476,508.32x = 271,633,027,397,859,584
  5. Step 5: Solve for x
    x = 271,633,027,397,859,584/499,476,508.32
  6. Step 6: Final answer
    x = 543,835,441.45

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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.