Home / 449,224,665.70-673,836,998.55-126,066,547.30

Finding the Fourth Proportional to 449,224,665.70, 673,836,998.55 and 126,066,547.30

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Solution

The fourth proportional to 449,224,665.70, 673,836,998.55 and 126,066,547.30 is: 189,099,820.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,224,665.70 : 673,836,998.55 = 126,066,547.30 : x
  2. Step 2: Convert to fraction form
    449,224,665.70/673,836,998.55 = 126,066,547.30/x
  3. Step 3: Cross multiply
    449,224,665.70x = 673,836,998.55 × 126,066,547.30
  4. Step 4: Simplify right side
    449,224,665.70x = 84,948,303,850,193,600
  5. Step 5: Solve for x
    x = 84,948,303,850,193,600/449,224,665.70
  6. Step 6: Final answer
    x = 189,099,820.95

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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.