Home / 383,454,010.80-575,181,016.20-245,704,503.60

Finding the Fourth Proportional to 383,454,010.80, 575,181,016.20 and 245,704,503.60

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Solution

The fourth proportional to 383,454,010.80, 575,181,016.20 and 245,704,503.60 is: 368,556,755.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,454,010.80 : 575,181,016.20 = 245,704,503.60 : x
  2. Step 2: Convert to fraction form
    383,454,010.80/575,181,016.20 = 245,704,503.60/x
  3. Step 3: Cross multiply
    383,454,010.80x = 575,181,016.20 × 245,704,503.60
  4. Step 4: Simplify right side
    383,454,010.80x = 141,324,566,065,564,560
  5. Step 5: Solve for x
    x = 141,324,566,065,564,560/383,454,010.80
  6. Step 6: Final answer
    x = 368,556,755.40

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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.