Home / 117,469,734.66-162,123,181.65-71,060,320.98

Finding the Fourth Proportional to 117,469,734.66, 162,123,181.65 and 71,060,320.98

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Solution

The fourth proportional to 117,469,734.66, 162,123,181.65 and 71,060,320.98 is: 98,072,285.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,469,734.66 : 162,123,181.65 = 71,060,320.98 : x
  2. Step 2: Convert to fraction form
    117,469,734.66/162,123,181.65 = 71,060,320.98/x
  3. Step 3: Cross multiply
    117,469,734.66x = 162,123,181.65 × 71,060,320.98
  4. Step 4: Simplify right side
    117,469,734.66x = 11,520,525,326,347,848
  5. Step 5: Solve for x
    x = 11,520,525,326,347,848/117,469,734.66
  6. Step 6: Final answer
    x = 98,072,285.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.