Home / 1,512,639,046.56-2,087,443,879.38-834,440,704.32

Finding the Fourth Proportional to 1,512,639,046.56, 2,087,443,879.38 and 834,440,704.32

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Solution

The fourth proportional to 1,512,639,046.56, 2,087,443,879.38 and 834,440,704.32 is: 1,151,529,272.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,639,046.56 : 2,087,443,879.38 = 834,440,704.32 : x
  2. Step 2: Convert to fraction form
    1,512,639,046.56/2,087,443,879.38 = 834,440,704.32/x
  3. Step 3: Cross multiply
    1,512,639,046.56x = 2,087,443,879.38 × 834,440,704.32
  4. Step 4: Simplify right side
    1,512,639,046.56x = 1,741,848,140,938,320,640
  5. Step 5: Solve for x
    x = 1,741,848,140,938,320,640/1,512,639,046.56
  6. Step 6: Final answer
    x = 1,151,529,272.56

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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.