Home / 82,746,486.23-114,190,145.57-47,959,354.83

Finding the Fourth Proportional to 82,746,486.23, 114,190,145.57 and 47,959,354.83

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Solution

The fourth proportional to 82,746,486.23, 114,190,145.57 and 47,959,354.83 is: 66,183,906.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,746,486.23 : 114,190,145.57 = 47,959,354.83 : x
  2. Step 2: Convert to fraction form
    82,746,486.23/114,190,145.57 = 47,959,354.83/x
  3. Step 3: Cross multiply
    82,746,486.23x = 114,190,145.57 × 47,959,354.83
  4. Step 4: Simplify right side
    82,746,486.23x = 5,476,485,709,600,881
  5. Step 5: Solve for x
    x = 5,476,485,709,600,881/82,746,486.23
  6. Step 6: Final answer
    x = 66,183,906.53

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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.