Home / 920,123,561,574.15-1,380,185,342,361.20-920,123,561,574.15

Finding the Fourth Proportional to 920,123,561,574.15, 1,380,185,342,361.20 and 920,123,561,574.15

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Solution

The fourth proportional to 920,123,561,574.15, 1,380,185,342,361.20 and 920,123,561,574.15 is: 1,380,185,342,361.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,123,561,574.15 : 1,380,185,342,361.20 = 920,123,561,574.15 : x
  2. Step 2: Convert to fraction form
    920,123,561,574.15/1,380,185,342,361.20 = 920,123,561,574.15/x
  3. Step 3: Cross multiply
    920,123,561,574.15x = 1,380,185,342,361.20 × 920,123,561,574.15
  4. Step 4: Simplify right side
    920,123,561,574.15x = 1,269,941,052,845,824,787,087,360
  5. Step 5: Solve for x
    x = 1,269,941,052,845,824,787,087,360/920,123,561,574.15
  6. Step 6: Final answer
    x = 1,380,185,342,361.20

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Double scale
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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.