Home / 548,434,633.76-756,841,231.82-297,539,012.60

Finding the Fourth Proportional to 548,434,633.76, 756,841,231.82 and 297,539,012.60

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Solution

The fourth proportional to 548,434,633.76, 756,841,231.82 and 297,539,012.60 is: 410,604,617.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,434,633.76 : 756,841,231.82 = 297,539,012.60 : x
  2. Step 2: Convert to fraction form
    548,434,633.76/756,841,231.82 = 297,539,012.60/x
  3. Step 3: Cross multiply
    548,434,633.76x = 756,841,231.82 × 297,539,012.60
  4. Step 4: Simplify right side
    548,434,633.76x = 225,189,792,813,326,464
  5. Step 5: Solve for x
    x = 225,189,792,813,326,464/548,434,633.76
  6. Step 6: Final answer
    x = 410,604,617.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.