Home / 298,079,548.80-447,119,323.20-93,628,291.20

Finding the Fourth Proportional to 298,079,548.80, 447,119,323.20 and 93,628,291.20

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Solution

The fourth proportional to 298,079,548.80, 447,119,323.20 and 93,628,291.20 is: 140,442,436.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,079,548.80 : 447,119,323.20 = 93,628,291.20 : x
  2. Step 2: Convert to fraction form
    298,079,548.80/447,119,323.20 = 93,628,291.20/x
  3. Step 3: Cross multiply
    298,079,548.80x = 447,119,323.20 × 93,628,291.20
  4. Step 4: Simplify right side
    298,079,548.80x = 41,863,018,193,716,520
  5. Step 5: Solve for x
    x = 41,863,018,193,716,520/298,079,548.80
  6. Step 6: Final answer
    x = 140,442,436.80

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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.