Home / 616,988,956.09-851,446,376.32-334,731,382.29

Finding the Fourth Proportional to 616,988,956.09, 851,446,376.32 and 334,731,382.29

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Solution

The fourth proportional to 616,988,956.09, 851,446,376.32 and 334,731,382.29 is: 461,930,184.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,988,956.09 : 851,446,376.32 = 334,731,382.29 : x
  2. Step 2: Convert to fraction form
    616,988,956.09/851,446,376.32 = 334,731,382.29/x
  3. Step 3: Cross multiply
    616,988,956.09x = 851,446,376.32 × 334,731,382.29
  4. Step 4: Simplify right side
    616,988,956.09x = 285,005,822,491,860,128
  5. Step 5: Solve for x
    x = 285,005,822,491,860,128/616,988,956.09
  6. Step 6: Final answer
    x = 461,930,184.77

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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.