Home / 403,519,561.80-604,003,884.30-288,728,305.80

Finding the Fourth Proportional to 403,519,561.80, 604,003,884.30 and 288,728,305.80

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Solution

The fourth proportional to 403,519,561.80, 604,003,884.30 and 288,728,305.80 is: 432,179,836.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,519,561.80 : 604,003,884.30 = 288,728,305.80 : x
  2. Step 2: Convert to fraction form
    403,519,561.80/604,003,884.30 = 288,728,305.80/x
  3. Step 3: Cross multiply
    403,519,561.80x = 604,003,884.30 × 288,728,305.80
  4. Step 4: Simplify right side
    403,519,561.80x = 174,393,018,210,558,208
  5. Step 5: Solve for x
    x = 174,393,018,210,558,208/403,519,561.80
  6. Step 6: Final answer
    x = 432,179,836.42

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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.