Home / 433,011,571.80-596,977,879.86-343,998,863.88

Finding the Fourth Proportional to 433,011,571.80, 596,977,879.86 and 343,998,863.88

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Solution

The fourth proportional to 433,011,571.80, 596,977,879.86 and 343,998,863.88 is: 474,259,178.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,011,571.80 : 596,977,879.86 = 343,998,863.88 : x
  2. Step 2: Convert to fraction form
    433,011,571.80/596,977,879.86 = 343,998,863.88/x
  3. Step 3: Cross multiply
    433,011,571.80x = 596,977,879.86 × 343,998,863.88
  4. Step 4: Simplify right side
    433,011,571.80x = 205,359,712,433,331,136
  5. Step 5: Solve for x
    x = 205,359,712,433,331,136/433,011,571.80
  6. Step 6: Final answer
    x = 474,259,178.76

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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.