Home / 115,907,812.60-173,861,718.90-52,206,820.60

Finding the Fourth Proportional to 115,907,812.60, 173,861,718.90 and 52,206,820.60

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Solution

The fourth proportional to 115,907,812.60, 173,861,718.90 and 52,206,820.60 is: 78,310,230.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,907,812.60 : 173,861,718.90 = 52,206,820.60 : x
  2. Step 2: Convert to fraction form
    115,907,812.60/173,861,718.90 = 52,206,820.60/x
  3. Step 3: Cross multiply
    115,907,812.60x = 173,861,718.90 × 52,206,820.60
  4. Step 4: Simplify right side
    115,907,812.60x = 9,076,767,567,819,930
  5. Step 5: Solve for x
    x = 9,076,767,567,819,930/115,907,812.60
  6. Step 6: Final answer
    x = 78,310,230.90

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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.