Home / 248,988,786,912.61-373,505,972,913.95-69,913,566,987.28

Finding the Fourth Proportional to 248,988,786,912.61, 373,505,972,913.95 and 69,913,566,987.28

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Solution

The fourth proportional to 248,988,786,912.61, 373,505,972,913.95 and 69,913,566,987.28 is: 104,876,750,400.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,988,786,912.61 : 373,505,972,913.95 = 69,913,566,987.28 : x
  2. Step 2: Convert to fraction form
    248,988,786,912.61/373,505,972,913.95 = 69,913,566,987.28/x
  3. Step 3: Cross multiply
    248,988,786,912.61x = 373,505,972,913.95 × 69,913,566,987.28
  4. Step 4: Simplify right side
    248,988,786,912.61x = 26,113,134,857,468,631,842,816
  5. Step 5: Solve for x
    x = 26,113,134,857,468,631,842,816/248,988,786,912.61
  6. Step 6: Final answer
    x = 104,876,750,400.15

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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.