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Finding the Fourth Proportional to 92,952,080.80, 139,409,458.80 and 44,429,840.80

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Solution

The fourth proportional to 92,952,080.80, 139,409,458.80 and 44,429,840.80 is: 66,635,840.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,952,080.80 : 139,409,458.80 = 44,429,840.80 : x
  2. Step 2: Convert to fraction form
    92,952,080.80/139,409,458.80 = 44,429,840.80/x
  3. Step 3: Cross multiply
    92,952,080.80x = 139,409,458.80 × 44,429,840.80
  4. Step 4: Simplify right side
    92,952,080.80x = 6,193,940,060,498,159
  5. Step 5: Solve for x
    x = 6,193,940,060,498,159/92,952,080.80
  6. Step 6: Final answer
    x = 66,635,840.82

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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.