Home / 224,370,636.80-336,555,955.20-147,780,147.20

Finding the Fourth Proportional to 224,370,636.80, 336,555,955.20 and 147,780,147.20

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Solution

The fourth proportional to 224,370,636.80, 336,555,955.20 and 147,780,147.20 is: 221,670,220.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,370,636.80 : 336,555,955.20 = 147,780,147.20 : x
  2. Step 2: Convert to fraction form
    224,370,636.80/336,555,955.20 = 147,780,147.20/x
  3. Step 3: Cross multiply
    224,370,636.80x = 336,555,955.20 × 147,780,147.20
  4. Step 4: Simplify right side
    224,370,636.80x = 49,736,288,600,492,600
  5. Step 5: Solve for x
    x = 49,736,288,600,492,600/224,370,636.80
  6. Step 6: Final answer
    x = 221,670,220.80

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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.