Home / 231,842,354.40-347,763,531.60-141,143,090.40

Finding the Fourth Proportional to 231,842,354.40, 347,763,531.60 and 141,143,090.40

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Solution

The fourth proportional to 231,842,354.40, 347,763,531.60 and 141,143,090.40 is: 211,714,635.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,842,354.40 : 347,763,531.60 = 141,143,090.40 : x
  2. Step 2: Convert to fraction form
    231,842,354.40/347,763,531.60 = 141,143,090.40/x
  3. Step 3: Cross multiply
    231,842,354.40x = 347,763,531.60 × 141,143,090.40
  4. Step 4: Simplify right side
    231,842,354.40x = 49,084,419,578,442,064
  5. Step 5: Solve for x
    x = 49,084,419,578,442,064/231,842,354.40
  6. Step 6: Final answer
    x = 211,714,635.60

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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.