Home / 638,120,414,907.60-957,180,622,361.40-638,120,414,907.60

Finding the Fourth Proportional to 638,120,414,907.60, 957,180,622,361.40 and 638,120,414,907.60

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Solution

The fourth proportional to 638,120,414,907.60, 957,180,622,361.40 and 638,120,414,907.60 is: 957,180,622,361.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,120,414,907.60 : 957,180,622,361.40 = 638,120,414,907.60 : x
  2. Step 2: Convert to fraction form
    638,120,414,907.60/957,180,622,361.40 = 638,120,414,907.60/x
  3. Step 3: Cross multiply
    638,120,414,907.60x = 957,180,622,361.40 × 638,120,414,907.60
  4. Step 4: Simplify right side
    638,120,414,907.60x = 610,796,495,882,771,337,576,448
  5. Step 5: Solve for x
    x = 610,796,495,882,771,337,576,448/638,120,414,907.60
  6. Step 6: Final answer
    x = 957,180,622,361.40

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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.