Home / 1,180,511,036.10-1,770,766,554.15-362,664,015.30

Finding the Fourth Proportional to 1,180,511,036.10, 1,770,766,554.15 and 362,664,015.30

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Solution

The fourth proportional to 1,180,511,036.10, 1,770,766,554.15 and 362,664,015.30 is: 543,996,022.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,511,036.10 : 1,770,766,554.15 = 362,664,015.30 : x
  2. Step 2: Convert to fraction form
    1,180,511,036.10/1,770,766,554.15 = 362,664,015.30/x
  3. Step 3: Cross multiply
    1,180,511,036.10x = 1,770,766,554.15 × 362,664,015.30
  4. Step 4: Simplify right side
    1,180,511,036.10x = 642,193,308,686,983,936
  5. Step 5: Solve for x
    x = 642,193,308,686,983,936/1,180,511,036.10
  6. Step 6: Final answer
    x = 543,996,022.95

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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.