Home / 496,287,703.20-744,431,554.80-254,422,999.20

Finding the Fourth Proportional to 496,287,703.20, 744,431,554.80 and 254,422,999.20

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Solution

The fourth proportional to 496,287,703.20, 744,431,554.80 and 254,422,999.20 is: 381,634,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,287,703.20 : 744,431,554.80 = 254,422,999.20 : x
  2. Step 2: Convert to fraction form
    496,287,703.20/744,431,554.80 = 254,422,999.20/x
  3. Step 3: Cross multiply
    496,287,703.20x = 744,431,554.80 × 254,422,999.20
  4. Step 4: Simplify right side
    496,287,703.20x = 189,400,508,871,335,136
  5. Step 5: Solve for x
    x = 189,400,508,871,335,136/496,287,703.20
  6. Step 6: Final answer
    x = 381,634,498.80

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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.