Home / 393,336,193.80-590,004,290.70-240,281,185.80

Finding the Fourth Proportional to 393,336,193.80, 590,004,290.70 and 240,281,185.80

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Solution

The fourth proportional to 393,336,193.80, 590,004,290.70 and 240,281,185.80 is: 360,421,778.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,336,193.80 : 590,004,290.70 = 240,281,185.80 : x
  2. Step 2: Convert to fraction form
    393,336,193.80/590,004,290.70 = 240,281,185.80/x
  3. Step 3: Cross multiply
    393,336,193.80x = 590,004,290.70 × 240,281,185.80
  4. Step 4: Simplify right side
    393,336,193.80x = 141,766,930,596,483,936
  5. Step 5: Solve for x
    x = 141,766,930,596,483,936/393,336,193.80
  6. Step 6: Final answer
    x = 360,421,778.70

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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.