Home / 295,245,116.40-442,867,674.60-198,499,234.80

Finding the Fourth Proportional to 295,245,116.40, 442,867,674.60 and 198,499,234.80

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Solution

The fourth proportional to 295,245,116.40, 442,867,674.60 and 198,499,234.80 is: 297,748,852.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,245,116.40 : 442,867,674.60 = 198,499,234.80 : x
  2. Step 2: Convert to fraction form
    295,245,116.40/442,867,674.60 = 198,499,234.80/x
  3. Step 3: Cross multiply
    295,245,116.40x = 442,867,674.60 × 198,499,234.80
  4. Step 4: Simplify right side
    295,245,116.40x = 87,908,894,525,755,408
  5. Step 5: Solve for x
    x = 87,908,894,525,755,408/295,245,116.40
  6. Step 6: Final answer
    x = 297,748,852.20

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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.