Home / 298,982,359.60-448,473,539.40-195,670,229.20

Finding the Fourth Proportional to 298,982,359.60, 448,473,539.40 and 195,670,229.20

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Solution

The fourth proportional to 298,982,359.60, 448,473,539.40 and 195,670,229.20 is: 293,505,343.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,982,359.60 : 448,473,539.40 = 195,670,229.20 : x
  2. Step 2: Convert to fraction form
    298,982,359.60/448,473,539.40 = 195,670,229.20/x
  3. Step 3: Cross multiply
    298,982,359.60x = 448,473,539.40 × 195,670,229.20
  4. Step 4: Simplify right side
    298,982,359.60x = 87,752,920,244,533,216
  5. Step 5: Solve for x
    x = 87,752,920,244,533,216/298,982,359.60
  6. Step 6: Final answer
    x = 293,505,343.80

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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.