Home / 363,495,693.96-505,010,540.16-359,137,213.20

Finding the Fourth Proportional to 363,495,693.96, 505,010,540.16 and 359,137,213.20

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Solution

The fourth proportional to 363,495,693.96, 505,010,540.16 and 359,137,213.20 is: 498,955,231.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,495,693.96 : 505,010,540.16 = 359,137,213.20 : x
  2. Step 2: Convert to fraction form
    363,495,693.96/505,010,540.16 = 359,137,213.20/x
  3. Step 3: Cross multiply
    363,495,693.96x = 505,010,540.16 × 359,137,213.20
  4. Step 4: Simplify right side
    363,495,693.96x = 181,368,078,029,689,088
  5. Step 5: Solve for x
    x = 181,368,078,029,689,088/363,495,693.96
  6. Step 6: Final answer
    x = 498,955,231.23

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.