Home / 115,513,265.40-173,269,898.10-47,404,836.60

Finding the Fourth Proportional to 115,513,265.40, 173,269,898.10 and 47,404,836.60

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Solution

The fourth proportional to 115,513,265.40, 173,269,898.10 and 47,404,836.60 is: 71,107,254.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,513,265.40 : 173,269,898.10 = 47,404,836.60 : x
  2. Step 2: Convert to fraction form
    115,513,265.40/173,269,898.10 = 47,404,836.60/x
  3. Step 3: Cross multiply
    115,513,265.40x = 173,269,898.10 × 47,404,836.60
  4. Step 4: Simplify right side
    115,513,265.40x = 8,213,831,207,129,150
  5. Step 5: Solve for x
    x = 8,213,831,207,129,150/115,513,265.40
  6. Step 6: Final answer
    x = 71,107,254.90

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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.