Home / 118,311,281.46-177,466,684.18-111,111,668.80

Finding the Fourth Proportional to 118,311,281.46, 177,466,684.18 and 111,111,668.80

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Solution

The fourth proportional to 118,311,281.46, 177,466,684.18 and 111,111,668.80 is: 166,667,279.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,311,281.46 : 177,466,684.18 = 111,111,668.80 : x
  2. Step 2: Convert to fraction form
    118,311,281.46/177,466,684.18 = 111,111,668.80/x
  3. Step 3: Cross multiply
    118,311,281.46x = 177,466,684.18 × 111,111,668.80
  4. Step 4: Simplify right side
    118,311,281.46x = 19,718,619,435,642,360
  5. Step 5: Solve for x
    x = 19,718,619,435,642,360/118,311,281.46
  6. Step 6: Final answer
    x = 166,667,279.67

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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.