Home / 171,680,216.60-257,536,071.30-56,665,011.80

Finding the Fourth Proportional to 171,680,216.60, 257,536,071.30 and 56,665,011.80

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Solution

The fourth proportional to 171,680,216.60, 257,536,071.30 and 56,665,011.80 is: 85,002,714.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,680,216.60 : 257,536,071.30 = 56,665,011.80 : x
  2. Step 2: Convert to fraction form
    171,680,216.60/257,536,071.30 = 56,665,011.80/x
  3. Step 3: Cross multiply
    171,680,216.60x = 257,536,071.30 × 56,665,011.80
  4. Step 4: Simplify right side
    171,680,216.60x = 14,593,284,519,140,142
  5. Step 5: Solve for x
    x = 14,593,284,519,140,142/171,680,216.60
  6. Step 6: Final answer
    x = 85,002,714.98

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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.