Home / 298,944,632.80-448,416,949.20-268,333,631.20

Finding the Fourth Proportional to 298,944,632.80, 448,416,949.20 and 268,333,631.20

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Solution

The fourth proportional to 298,944,632.80, 448,416,949.20 and 268,333,631.20 is: 402,500,446.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,944,632.80 : 448,416,949.20 = 268,333,631.20 : x
  2. Step 2: Convert to fraction form
    298,944,632.80/448,416,949.20 = 268,333,631.20/x
  3. Step 3: Cross multiply
    298,944,632.80x = 448,416,949.20 × 268,333,631.20
  4. Step 4: Simplify right side
    298,944,632.80x = 120,325,348,270,461,920
  5. Step 5: Solve for x
    x = 120,325,348,270,461,920/298,944,632.80
  6. Step 6: Final answer
    x = 402,500,446.80

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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.