Home / 953,715,700.84-1,430,641,652.52-254,204,172.52

Finding the Fourth Proportional to 953,715,700.84, 1,430,641,652.52 and 254,204,172.52

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Solution

The fourth proportional to 953,715,700.84, 1,430,641,652.52 and 254,204,172.52 is: 381,324,410.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,715,700.84 : 1,430,641,652.52 = 254,204,172.52 : x
  2. Step 2: Convert to fraction form
    953,715,700.84/1,430,641,652.52 = 254,204,172.52/x
  3. Step 3: Cross multiply
    953,715,700.84x = 1,430,641,652.52 × 254,204,172.52
  4. Step 4: Simplify right side
    953,715,700.84x = 363,675,077,451,491,968
  5. Step 5: Solve for x
    x = 363,675,077,451,491,968/953,715,700.84
  6. Step 6: Final answer
    x = 381,324,410.55

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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.