Home / 449,160,002.40-673,740,003.60-142,476,117.60

Finding the Fourth Proportional to 449,160,002.40, 673,740,003.60 and 142,476,117.60

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Solution

The fourth proportional to 449,160,002.40, 673,740,003.60 and 142,476,117.60 is: 213,714,176.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,160,002.40 : 673,740,003.60 = 142,476,117.60 : x
  2. Step 2: Convert to fraction form
    449,160,002.40/673,740,003.60 = 142,476,117.60/x
  3. Step 3: Cross multiply
    449,160,002.40x = 673,740,003.60 × 142,476,117.60
  4. Step 4: Simplify right side
    449,160,002.40x = 95,991,859,984,738,016
  5. Step 5: Solve for x
    x = 95,991,859,984,738,016/449,160,002.40
  6. Step 6: Final answer
    x = 213,714,176.40

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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.