Home / 337,537,245.40-505,509,605.70-208,542,736.60

Finding the Fourth Proportional to 337,537,245.40, 505,509,605.70 and 208,542,736.60

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Solution

The fourth proportional to 337,537,245.40, 505,509,605.70 and 208,542,736.60 is: 312,322,145.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,537,245.40 : 505,509,605.70 = 208,542,736.60 : x
  2. Step 2: Convert to fraction form
    337,537,245.40/505,509,605.70 = 208,542,736.60/x
  3. Step 3: Cross multiply
    337,537,245.40x = 505,509,605.70 × 208,542,736.60
  4. Step 4: Simplify right side
    337,537,245.40x = 105,420,356,550,264,960
  5. Step 5: Solve for x
    x = 105,420,356,550,264,960/337,537,245.40
  6. Step 6: Final answer
    x = 312,322,145.15

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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.