Home / 587,140,725.79-810,257,404.80-345,747,232.81

Finding the Fourth Proportional to 587,140,725.79, 810,257,404.80 and 345,747,232.81

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Solution

The fourth proportional to 587,140,725.79, 810,257,404.80 and 345,747,232.81 is: 477,133,067.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,140,725.79 : 810,257,404.80 = 345,747,232.81 : x
  2. Step 2: Convert to fraction form
    587,140,725.79/810,257,404.80 = 345,747,232.81/x
  3. Step 3: Cross multiply
    587,140,725.79x = 810,257,404.80 × 345,747,232.81
  4. Step 4: Simplify right side
    587,140,725.79x = 280,144,255,573,412,000
  5. Step 5: Solve for x
    x = 280,144,255,573,412,000/587,140,725.79
  6. Step 6: Final answer
    x = 477,133,067.54

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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.