Home / 231,819,477.60-347,953,165.20-141,120,213.60

Finding the Fourth Proportional to 231,819,477.60, 347,953,165.20 and 141,120,213.60

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Solution

The fourth proportional to 231,819,477.60, 347,953,165.20 and 141,120,213.60 is: 211,816,649.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,819,477.60 : 347,953,165.20 = 141,120,213.60 : x
  2. Step 2: Convert to fraction form
    231,819,477.60/347,953,165.20 = 141,120,213.60/x
  3. Step 3: Cross multiply
    231,819,477.60x = 347,953,165.20 × 141,120,213.60
  4. Step 4: Simplify right side
    231,819,477.60x = 49,103,224,995,820,080
  5. Step 5: Solve for x
    x = 49,103,224,995,820,080/231,819,477.60
  6. Step 6: Final answer
    x = 211,816,649.33

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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.