Home / 976,719,760.40-1,465,079,640.60-363,177,030.80

Finding the Fourth Proportional to 976,719,760.40, 1,465,079,640.60 and 363,177,030.80

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Solution

The fourth proportional to 976,719,760.40, 1,465,079,640.60 and 363,177,030.80 is: 544,765,546.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,719,760.40 : 1,465,079,640.60 = 363,177,030.80 : x
  2. Step 2: Convert to fraction form
    976,719,760.40/1,465,079,640.60 = 363,177,030.80/x
  3. Step 3: Cross multiply
    976,719,760.40x = 1,465,079,640.60 × 363,177,030.80
  4. Step 4: Simplify right side
    976,719,760.40x = 532,083,273,758,639,104
  5. Step 5: Solve for x
    x = 532,083,273,758,639,104/976,719,760.40
  6. Step 6: Final answer
    x = 544,765,546.20

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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.