Home / 204,996,913.40-307,495,370.10-189,213,115.70

Finding the Fourth Proportional to 204,996,913.40, 307,495,370.10 and 189,213,115.70

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Solution

The fourth proportional to 204,996,913.40, 307,495,370.10 and 189,213,115.70 is: 283,819,673.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,996,913.40 : 307,495,370.10 = 189,213,115.70 : x
  2. Step 2: Convert to fraction form
    204,996,913.40/307,495,370.10 = 189,213,115.70/x
  3. Step 3: Cross multiply
    204,996,913.40x = 307,495,370.10 × 189,213,115.70
  4. Step 4: Simplify right side
    204,996,913.40x = 58,182,157,039,945,624
  5. Step 5: Solve for x
    x = 58,182,157,039,945,624/204,996,913.40
  6. Step 6: Final answer
    x = 283,819,673.55

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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.