Home / 115,861,523.20-173,890,262.40-47,753,094.40

Finding the Fourth Proportional to 115,861,523.20, 173,890,262.40 and 47,753,094.40

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Solution

The fourth proportional to 115,861,523.20, 173,890,262.40 and 47,753,094.40 is: 71,670,023.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,861,523.20 : 173,890,262.40 = 47,753,094.40 : x
  2. Step 2: Convert to fraction form
    115,861,523.20/173,890,262.40 = 47,753,094.40/x
  3. Step 3: Cross multiply
    115,861,523.20x = 173,890,262.40 × 47,753,094.40
  4. Step 4: Simplify right side
    115,861,523.20x = 8,303,798,115,627,971
  5. Step 5: Solve for x
    x = 8,303,798,115,627,971/115,861,523.20
  6. Step 6: Final answer
    x = 71,670,023.72

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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.