Home / 591,946,386.80-886,644,121.80-489,909,714.80

Finding the Fourth Proportional to 591,946,386.80, 886,644,121.80 and 489,909,714.80

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Solution

The fourth proportional to 591,946,386.80, 886,644,121.80 and 489,909,714.80 is: 733,808,970.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,946,386.80 : 886,644,121.80 = 489,909,714.80 : x
  2. Step 2: Convert to fraction form
    591,946,386.80/886,644,121.80 = 489,909,714.80/x
  3. Step 3: Cross multiply
    591,946,386.80x = 886,644,121.80 × 489,909,714.80
  4. Step 4: Simplify right side
    591,946,386.80x = 434,375,568,840,134,464
  5. Step 5: Solve for x
    x = 434,375,568,840,134,464/591,946,386.80
  6. Step 6: Final answer
    x = 733,808,970.76

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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.