Home / 179,437,115.95-247,669,289.38-116,869,123.60

Finding the Fourth Proportional to 179,437,115.95, 247,669,289.38 and 116,869,123.60

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Solution

The fourth proportional to 179,437,115.95, 247,669,289.38 and 116,869,123.60 is: 161,309,395.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,437,115.95 : 247,669,289.38 = 116,869,123.60 : x
  2. Step 2: Convert to fraction form
    179,437,115.95/247,669,289.38 = 116,869,123.60/x
  3. Step 3: Cross multiply
    179,437,115.95x = 247,669,289.38 × 116,869,123.60
  4. Step 4: Simplify right side
    179,437,115.95x = 28,944,892,792,002,300
  5. Step 5: Solve for x
    x = 28,944,892,792,002,300/179,437,115.95
  6. Step 6: Final answer
    x = 161,309,395.99

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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.