Home / 171,611,997.70-257,343,346.95-56,552,080.90

Finding the Fourth Proportional to 171,611,997.70, 257,343,346.95 and 56,552,080.90

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Solution

The fourth proportional to 171,611,997.70, 257,343,346.95 and 56,552,080.90 is: 84,803,521.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,611,997.70 : 257,343,346.95 = 56,552,080.90 : x
  2. Step 2: Convert to fraction form
    171,611,997.70/257,343,346.95 = 56,552,080.90/x
  3. Step 3: Cross multiply
    171,611,997.70x = 257,343,346.95 × 56,552,080.90
  4. Step 4: Simplify right side
    171,611,997.70x = 14,553,301,775,793,168
  5. Step 5: Solve for x
    x = 14,553,301,775,793,168/171,611,997.70
  6. Step 6: Final answer
    x = 84,803,521.73

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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.