Home / 879,746,634.60-1,319,284,028.70-266,126,922.60

Finding the Fourth Proportional to 879,746,634.60, 1,319,284,028.70 and 266,126,922.60

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Solution

The fourth proportional to 879,746,634.60, 1,319,284,028.70 and 266,126,922.60 is: 399,088,765.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,746,634.60 : 1,319,284,028.70 = 266,126,922.60 : x
  2. Step 2: Convert to fraction form
    879,746,634.60/1,319,284,028.70 = 266,126,922.60/x
  3. Step 3: Cross multiply
    879,746,634.60x = 1,319,284,028.70 × 266,126,922.60
  4. Step 4: Simplify right side
    879,746,634.60x = 351,096,998,593,261,056
  5. Step 5: Solve for x
    x = 351,096,998,593,261,056/879,746,634.60
  6. Step 6: Final answer
    x = 399,088,765.77

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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.