Home / 1,585,199,010.56-2,187,624,676.40-949,910,121.20

Finding the Fourth Proportional to 1,585,199,010.56, 2,187,624,676.40 and 949,910,121.20

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Solution

The fourth proportional to 1,585,199,010.56, 2,187,624,676.40 and 949,910,121.20 is: 1,310,905,954.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,199,010.56 : 2,187,624,676.40 = 949,910,121.20 : x
  2. Step 2: Convert to fraction form
    1,585,199,010.56/2,187,624,676.40 = 949,910,121.20/x
  3. Step 3: Cross multiply
    1,585,199,010.56x = 2,187,624,676.40 × 949,910,121.20
  4. Step 4: Simplify right side
    1,585,199,010.56x = 2,078,046,821,496,442,880
  5. Step 5: Solve for x
    x = 2,078,046,821,496,442,880/1,585,199,010.56
  6. Step 6: Final answer
    x = 1,310,905,954.18

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1.5x scale

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.