Home / 823,165,897.75-1,134,399,040.53-808,035,772.48

Finding the Fourth Proportional to 823,165,897.75, 1,134,399,040.53 and 808,035,772.48

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Solution

The fourth proportional to 823,165,897.75, 1,134,399,040.53 and 808,035,772.48 is: 1,113,548,323.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,165,897.75 : 1,134,399,040.53 = 808,035,772.48 : x
  2. Step 2: Convert to fraction form
    823,165,897.75/1,134,399,040.53 = 808,035,772.48/x
  3. Step 3: Cross multiply
    823,165,897.75x = 1,134,399,040.53 × 808,035,772.48
  4. Step 4: Simplify right side
    823,165,897.75x = 916,635,005,009,380,992
  5. Step 5: Solve for x
    x = 916,635,005,009,380,992/823,165,897.75
  6. Step 6: Final answer
    x = 1,113,548,323.03

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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.