Home / 299,519,157.15-449,327,013.08-92,257,471.51

Finding the Fourth Proportional to 299,519,157.15, 449,327,013.08 and 92,257,471.51

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Solution

The fourth proportional to 299,519,157.15, 449,327,013.08 and 92,257,471.51 is: 138,401,077.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,519,157.15 : 449,327,013.08 = 92,257,471.51 : x
  2. Step 2: Convert to fraction form
    299,519,157.15/449,327,013.08 = 92,257,471.51/x
  3. Step 3: Cross multiply
    299,519,157.15x = 449,327,013.08 × 92,257,471.51
  4. Step 4: Simplify right side
    299,519,157.15x = 41,453,774,106,316,888
  5. Step 5: Solve for x
    x = 41,453,774,106,316,888/299,519,157.15
  6. Step 6: Final answer
    x = 138,401,077.58

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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.