Home / 953,715,640.98-1,430,641,562.71-254,204,112.64

Finding the Fourth Proportional to 953,715,640.98, 1,430,641,562.71 and 254,204,112.64

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Solution

The fourth proportional to 953,715,640.98, 1,430,641,562.71 and 254,204,112.64 is: 381,324,320.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,715,640.98 : 1,430,641,562.71 = 254,204,112.64 : x
  2. Step 2: Convert to fraction form
    953,715,640.98/1,430,641,562.71 = 254,204,112.64/x
  3. Step 3: Cross multiply
    953,715,640.98x = 1,430,641,562.71 × 254,204,112.64
  4. Step 4: Simplify right side
    953,715,640.98x = 363,674,968,954,598,464
  5. Step 5: Solve for x
    x = 363,674,968,954,598,464/953,715,640.98
  6. Step 6: Final answer
    x = 381,324,320.72

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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.