Home / 124,561,893.66-171,892,082.92-68,806,114.07

Finding the Fourth Proportional to 124,561,893.66, 171,892,082.92 and 68,806,114.07

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Solution

The fourth proportional to 124,561,893.66, 171,892,082.92 and 68,806,114.07 is: 94,950,597.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,561,893.66 : 171,892,082.92 = 68,806,114.07 : x
  2. Step 2: Convert to fraction form
    124,561,893.66/171,892,082.92 = 68,806,114.07/x
  3. Step 3: Cross multiply
    124,561,893.66x = 171,892,082.92 × 68,806,114.07
  4. Step 4: Simplify right side
    124,561,893.66x = 11,827,226,264,091,942
  5. Step 5: Solve for x
    x = 11,827,226,264,091,942/124,561,893.66
  6. Step 6: Final answer
    x = 94,950,597.78

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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.