Home / 123,862,203.44-170,934,224.64-68,111,877.68

Finding the Fourth Proportional to 123,862,203.44, 170,934,224.64 and 68,111,877.68

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Solution

The fourth proportional to 123,862,203.44, 170,934,224.64 and 68,111,877.68 is: 93,996,801.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,862,203.44 : 170,934,224.64 = 68,111,877.68 : x
  2. Step 2: Convert to fraction form
    123,862,203.44/170,934,224.64 = 68,111,877.68/x
  3. Step 3: Cross multiply
    123,862,203.44x = 170,934,224.64 × 68,111,877.68
  4. Step 4: Simplify right side
    123,862,203.44x = 11,642,651,000,005,322
  5. Step 5: Solve for x
    x = 11,642,651,000,005,322/123,862,203.44
  6. Step 6: Final answer
    x = 93,996,801.90

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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.