Home / 114,709,013.60-172,063,520.40-51,008,021.60

Finding the Fourth Proportional to 114,709,013.60, 172,063,520.40 and 51,008,021.60

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Solution

The fourth proportional to 114,709,013.60, 172,063,520.40 and 51,008,021.60 is: 76,512,032.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,709,013.60 : 172,063,520.40 = 51,008,021.60 : x
  2. Step 2: Convert to fraction form
    114,709,013.60/172,063,520.40 = 51,008,021.60/x
  3. Step 3: Cross multiply
    114,709,013.60x = 172,063,520.40 × 51,008,021.60
  4. Step 4: Simplify right side
    114,709,013.60x = 8,776,619,765,135,241
  5. Step 5: Solve for x
    x = 8,776,619,765,135,241/114,709,013.60
  6. Step 6: Final answer
    x = 76,512,032.40

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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.