Home / 455,350,627.65-628,384,076.28-246,506,770.23

Finding the Fourth Proportional to 455,350,627.65, 628,384,076.28 and 246,506,770.23

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Solution

The fourth proportional to 455,350,627.65, 628,384,076.28 and 246,506,770.23 is: 340,179,456.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,350,627.65 : 628,384,076.28 = 246,506,770.23 : x
  2. Step 2: Convert to fraction form
    455,350,627.65/628,384,076.28 = 246,506,770.23/x
  3. Step 3: Cross multiply
    455,350,627.65x = 628,384,076.28 × 246,506,770.23
  4. Step 4: Simplify right side
    455,350,627.65x = 154,900,929,107,744,736
  5. Step 5: Solve for x
    x = 154,900,929,107,744,736/455,350,627.65
  6. Step 6: Final answer
    x = 340,179,456.67

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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.