Home / 609,484,148.82-914,001,974.64-210,541,226.22

Finding the Fourth Proportional to 609,484,148.82, 914,001,974.64 and 210,541,226.22

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Solution

The fourth proportional to 609,484,148.82, 914,001,974.64 and 210,541,226.22 is: 315,734,374.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,484,148.82 : 914,001,974.64 = 210,541,226.22 : x
  2. Step 2: Convert to fraction form
    609,484,148.82/914,001,974.64 = 210,541,226.22/x
  3. Step 3: Cross multiply
    609,484,148.82x = 914,001,974.64 × 210,541,226.22
  4. Step 4: Simplify right side
    609,484,148.82x = 192,435,096,508,206,944
  5. Step 5: Solve for x
    x = 192,435,096,508,206,944/609,484,148.82
  6. Step 6: Final answer
    x = 315,734,374.52

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1.5x scale

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.