Home / 1,706,379,438.46-2,557,321,811.52-722,588,665.36

Finding the Fourth Proportional to 1,706,379,438.46, 2,557,321,811.52 and 722,588,665.36

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Solution

The fourth proportional to 1,706,379,438.46, 2,557,321,811.52 and 722,588,665.36 is: 1,082,931,329.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,706,379,438.46 : 2,557,321,811.52 = 722,588,665.36 : x
  2. Step 2: Convert to fraction form
    1,706,379,438.46/2,557,321,811.52 = 722,588,665.36/x
  3. Step 3: Cross multiply
    1,706,379,438.46x = 2,557,321,811.52 × 722,588,665.36
  4. Step 4: Simplify right side
    1,706,379,438.46x = 1,847,891,754,682,254,336
  5. Step 5: Solve for x
    x = 1,847,891,754,682,254,336/1,706,379,438.46
  6. Step 6: Final answer
    x = 1,082,931,329.94

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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.