Home / 362,556,844.40-543,835,266.60-313,239,119.60

Finding the Fourth Proportional to 362,556,844.40, 543,835,266.60 and 313,239,119.60

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Solution

The fourth proportional to 362,556,844.40, 543,835,266.60 and 313,239,119.60 is: 469,858,679.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,556,844.40 : 543,835,266.60 = 313,239,119.60 : x
  2. Step 2: Convert to fraction form
    362,556,844.40/543,835,266.60 = 313,239,119.60/x
  3. Step 3: Cross multiply
    362,556,844.40x = 543,835,266.60 × 313,239,119.60
  4. Step 4: Simplify right side
    362,556,844.40x = 170,350,480,117,215,296
  5. Step 5: Solve for x
    x = 170,350,480,117,215,296/362,556,844.40
  6. Step 6: Final answer
    x = 469,858,679.40

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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.