Home / 558,144,408.80-835,704,958.80-437,212,056.80

Finding the Fourth Proportional to 558,144,408.80, 835,704,958.80 and 437,212,056.80

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Solution

The fourth proportional to 558,144,408.80, 835,704,958.80 and 437,212,056.80 is: 654,633,958.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,144,408.80 : 835,704,958.80 = 437,212,056.80 : x
  2. Step 2: Convert to fraction form
    558,144,408.80/835,704,958.80 = 437,212,056.80/x
  3. Step 3: Cross multiply
    558,144,408.80x = 835,704,958.80 × 437,212,056.80
  4. Step 4: Simplify right side
    558,144,408.80x = 365,380,283,914,907,264
  5. Step 5: Solve for x
    x = 365,380,283,914,907,264/558,144,408.80
  6. Step 6: Final answer
    x = 654,633,958.80

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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.