Home / 295,487,998.70-443,231,998.05-80,077,246.70

Finding the Fourth Proportional to 295,487,998.70, 443,231,998.05 and 80,077,246.70

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Solution

The fourth proportional to 295,487,998.70, 443,231,998.05 and 80,077,246.70 is: 120,115,870.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,487,998.70 : 443,231,998.05 = 80,077,246.70 : x
  2. Step 2: Convert to fraction form
    295,487,998.70/443,231,998.05 = 80,077,246.70/x
  3. Step 3: Cross multiply
    295,487,998.70x = 443,231,998.05 × 80,077,246.70
  4. Step 4: Simplify right side
    295,487,998.70x = 35,492,798,053,183,772
  5. Step 5: Solve for x
    x = 35,492,798,053,183,772/295,487,998.70
  6. Step 6: Final answer
    x = 120,115,870.05

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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.