Home / 117,049,164.48-161,527,790.40-70,006,236.96

Finding the Fourth Proportional to 117,049,164.48, 161,527,790.40 and 70,006,236.96

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Solution

The fourth proportional to 117,049,164.48, 161,527,790.40 and 70,006,236.96 is: 96,608,573.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,049,164.48 : 161,527,790.40 = 70,006,236.96 : x
  2. Step 2: Convert to fraction form
    117,049,164.48/161,527,790.40 = 70,006,236.96/x
  3. Step 3: Cross multiply
    117,049,164.48x = 161,527,790.40 × 70,006,236.96
  4. Step 4: Simplify right side
    117,049,164.48x = 11,307,952,770,367,612
  5. Step 5: Solve for x
    x = 11,307,952,770,367,612/117,049,164.48
  6. Step 6: Final answer
    x = 96,608,573.16

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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.