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Finding the Fourth Proportional to 56,992,982, 85,489,473 and 25,080,278

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Solution

The fourth proportional to 56,992,982, 85,489,473 and 25,080,278 is: 37,620,417

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,992,982 : 85,489,473 = 25,080,278 : x
  2. Step 2: Convert to fraction form
    56,992,982/85,489,473 = 25,080,278/x
  3. Step 3: Cross multiply
    56,992,982x = 85,489,473 × 25,080,278
  4. Step 4: Simplify right side
    56,992,982x = 2,144,099,748,913,494
  5. Step 5: Solve for x
    x = 2,144,099,748,913,494/56,992,982
  6. Step 6: Final answer
    x = 37,620,417

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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.