Home / 179,437,120.45-247,669,295.60-116,869,128.10

Finding the Fourth Proportional to 179,437,120.45, 247,669,295.60 and 116,869,128.10

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Solution

The fourth proportional to 179,437,120.45, 247,669,295.60 and 116,869,128.10 is: 161,309,402.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,437,120.45 : 247,669,295.60 = 116,869,128.10 : x
  2. Step 2: Convert to fraction form
    179,437,120.45/247,669,295.60 = 116,869,128.10/x
  3. Step 3: Cross multiply
    179,437,120.45x = 247,669,295.60 × 116,869,128.10
  4. Step 4: Simplify right side
    179,437,120.45x = 28,944,894,633,586,164
  5. Step 5: Solve for x
    x = 28,944,894,633,586,164/179,437,120.45
  6. Step 6: Final answer
    x = 161,309,402.21

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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.