Home / 494,107,038.70-681,874,670.51-271,084,667.62

Finding the Fourth Proportional to 494,107,038.70, 681,874,670.51 and 271,084,667.62

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Solution

The fourth proportional to 494,107,038.70, 681,874,670.51 and 271,084,667.62 is: 374,100,658.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,107,038.70 : 681,874,670.51 = 271,084,667.62 : x
  2. Step 2: Convert to fraction form
    494,107,038.70/681,874,670.51 = 271,084,667.62/x
  3. Step 3: Cross multiply
    494,107,038.70x = 681,874,670.51 × 271,084,667.62
  4. Step 4: Simplify right side
    494,107,038.70x = 184,845,768,413,700,352
  5. Step 5: Solve for x
    x = 184,845,768,413,700,352/494,107,038.70
  6. Step 6: Final answer
    x = 374,100,658.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.