Home / 867,750,273.36-1,197,569,229.93-491,473,797.66

Finding the Fourth Proportional to 867,750,273.36, 1,197,569,229.93 and 491,473,797.66

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Solution

The fourth proportional to 867,750,273.36, 1,197,569,229.93 and 491,473,797.66 is: 678,275,669.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,750,273.36 : 1,197,569,229.93 = 491,473,797.66 : x
  2. Step 2: Convert to fraction form
    867,750,273.36/1,197,569,229.93 = 491,473,797.66/x
  3. Step 3: Cross multiply
    867,750,273.36x = 1,197,569,229.93 × 491,473,797.66
  4. Step 4: Simplify right side
    867,750,273.36x = 588,573,897,394,458,880
  5. Step 5: Solve for x
    x = 588,573,897,394,458,880/867,750,273.36
  6. Step 6: Final answer
    x = 678,275,669.24

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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.