Home / 313,114,565.89-469,464,537.43-149,377,593.79

Finding the Fourth Proportional to 313,114,565.89, 469,464,537.43 and 149,377,593.79

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Solution

The fourth proportional to 313,114,565.89, 469,464,537.43 and 149,377,593.79 is: 223,967,488.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,114,565.89 : 469,464,537.43 = 149,377,593.79 : x
  2. Step 2: Convert to fraction form
    313,114,565.89/469,464,537.43 = 149,377,593.79/x
  3. Step 3: Cross multiply
    313,114,565.89x = 469,464,537.43 × 149,377,593.79
  4. Step 4: Simplify right side
    313,114,565.89x = 70,127,482,971,028,784
  5. Step 5: Solve for x
    x = 70,127,482,971,028,784/313,114,565.89
  6. Step 6: Final answer
    x = 223,967,488.61

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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.