Home / 2,982,410,240.50-4,472,897,806.05-912,149,938.54

Finding the Fourth Proportional to 2,982,410,240.50, 4,472,897,806.05 and 912,149,938.54

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Solution

The fourth proportional to 2,982,410,240.50, 4,472,897,806.05 and 912,149,938.54 is: 1,368,005,448.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982,410,240.50 : 4,472,897,806.05 = 912,149,938.54 : x
  2. Step 2: Convert to fraction form
    2,982,410,240.50/4,472,897,806.05 = 912,149,938.54/x
  3. Step 3: Cross multiply
    2,982,410,240.50x = 4,472,897,806.05 × 912,149,938.54
  4. Step 4: Simplify right side
    2,982,410,240.50x = 4,079,953,458,884,208,128
  5. Step 5: Solve for x
    x = 4,079,953,458,884,208,128/2,982,410,240.50
  6. Step 6: Final answer
    x = 1,368,005,448.57

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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.