Home / 248,988,786,911.61-373,505,972,912.46-69,913,566,986.28

Finding the Fourth Proportional to 248,988,786,911.61, 373,505,972,912.46 and 69,913,566,986.28

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Solution

The fourth proportional to 248,988,786,911.61, 373,505,972,912.46 and 69,913,566,986.28 is: 104,876,750,398.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,988,786,911.61 : 373,505,972,912.46 = 69,913,566,986.28 : x
  2. Step 2: Convert to fraction form
    248,988,786,911.61/373,505,972,912.46 = 69,913,566,986.28/x
  3. Step 3: Cross multiply
    248,988,786,911.61x = 373,505,972,912.46 × 69,913,566,986.28
  4. Step 4: Simplify right side
    248,988,786,911.61x = 26,113,134,856,990,955,143,168
  5. Step 5: Solve for x
    x = 26,113,134,856,990,955,143,168/248,988,786,911.61
  6. Step 6: Final answer
    x = 104,876,750,398.65

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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.