Home / 180,026,646.78-248,476,739.28-109,447,259.78

Finding the Fourth Proportional to 180,026,646.78, 248,476,739.28 and 109,447,259.78

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Solution

The fourth proportional to 180,026,646.78, 248,476,739.28 and 109,447,259.78 is: 151,061,516.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,026,646.78 : 248,476,739.28 = 109,447,259.78 : x
  2. Step 2: Convert to fraction form
    180,026,646.78/248,476,739.28 = 109,447,259.78/x
  3. Step 3: Cross multiply
    180,026,646.78x = 248,476,739.28 × 109,447,259.78
  4. Step 4: Simplify right side
    180,026,646.78x = 27,195,098,233,265,492
  5. Step 5: Solve for x
    x = 27,195,098,233,265,492/180,026,646.78
  6. Step 6: Final answer
    x = 151,061,516.28

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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.