Home / 295,245,005.40-442,867,508.10-209,080,704.60

Finding the Fourth Proportional to 295,245,005.40, 442,867,508.10 and 209,080,704.60

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Solution

The fourth proportional to 295,245,005.40, 442,867,508.10 and 209,080,704.60 is: 313,621,056.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,245,005.40 : 442,867,508.10 = 209,080,704.60 : x
  2. Step 2: Convert to fraction form
    295,245,005.40/442,867,508.10 = 209,080,704.60/x
  3. Step 3: Cross multiply
    295,245,005.40x = 442,867,508.10 × 209,080,704.60
  4. Step 4: Simplify right side
    295,245,005.40x = 92,595,050,637,994,208
  5. Step 5: Solve for x
    x = 92,595,050,637,994,208/295,245,005.40
  6. Step 6: Final answer
    x = 313,621,056.90

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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.