Home / 557,672,238.10-769,583,434.94-306,771,229.18

Finding the Fourth Proportional to 557,672,238.10, 769,583,434.94 and 306,771,229.18

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Solution

The fourth proportional to 557,672,238.10, 769,583,434.94 and 306,771,229.18 is: 423,341,956.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,672,238.10 : 769,583,434.94 = 306,771,229.18 : x
  2. Step 2: Convert to fraction form
    557,672,238.10/769,583,434.94 = 306,771,229.18/x
  3. Step 3: Cross multiply
    557,672,238.10x = 769,583,434.94 × 306,771,229.18
  4. Step 4: Simplify right side
    557,672,238.10x = 236,086,056,293,110,368
  5. Step 5: Solve for x
    x = 236,086,056,293,110,368/557,672,238.10
  6. Step 6: Final answer
    x = 423,341,956.37

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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.