Home / 817,162,164.25-1,225,735,168.65-374,379,247.38

Finding the Fourth Proportional to 817,162,164.25, 1,225,735,168.65 and 374,379,247.38

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Solution

The fourth proportional to 817,162,164.25, 1,225,735,168.65 and 374,379,247.38 is: 561,565,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,162,164.25 : 1,225,735,168.65 = 374,379,247.38 : x
  2. Step 2: Convert to fraction form
    817,162,164.25/1,225,735,168.65 = 374,379,247.38/x
  3. Step 3: Cross multiply
    817,162,164.25x = 1,225,735,168.65 × 374,379,247.38
  4. Step 4: Simplify right side
    817,162,164.25x = 458,889,809,929,595,712
  5. Step 5: Solve for x
    x = 458,889,809,929,595,712/817,162,164.25
  6. Step 6: Final answer
    x = 561,565,170.30

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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.