Home / 245,038,659.20-367,557,988.80-189,556,218.80

Finding the Fourth Proportional to 245,038,659.20, 367,557,988.80 and 189,556,218.80

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Solution

The fourth proportional to 245,038,659.20, 367,557,988.80 and 189,556,218.80 is: 284,334,328.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,038,659.20 : 367,557,988.80 = 189,556,218.80 : x
  2. Step 2: Convert to fraction form
    245,038,659.20/367,557,988.80 = 189,556,218.80/x
  3. Step 3: Cross multiply
    245,038,659.20x = 367,557,988.80 × 189,556,218.80
  4. Step 4: Simplify right side
    245,038,659.20x = 69,672,902,546,660,760
  5. Step 5: Solve for x
    x = 69,672,902,546,660,760/245,038,659.20
  6. Step 6: Final answer
    x = 284,334,328.20

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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.