Home / 172,917,630.72-259,376,126.28-56,332,847.52

Finding the Fourth Proportional to 172,917,630.72, 259,376,126.28 and 56,332,847.52

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Solution

The fourth proportional to 172,917,630.72, 259,376,126.28 and 56,332,847.52 is: 84,499,167.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,917,630.72 : 259,376,126.28 = 56,332,847.52 : x
  2. Step 2: Convert to fraction form
    172,917,630.72/259,376,126.28 = 56,332,847.52/x
  3. Step 3: Cross multiply
    172,917,630.72x = 259,376,126.28 × 56,332,847.52
  4. Step 4: Simplify right side
    172,917,630.72x = 14,611,395,772,059,506
  5. Step 5: Solve for x
    x = 14,611,395,772,059,506/172,917,630.72
  6. Step 6: Final answer
    x = 84,499,167.10

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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.