Home / 203,985,054.20-306,048,440.10-89,052,080.60

Finding the Fourth Proportional to 203,985,054.20, 306,048,440.10 and 89,052,080.60

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Solution

The fourth proportional to 203,985,054.20, 306,048,440.10 and 89,052,080.60 is: 133,609,055.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,985,054.20 : 306,048,440.10 = 89,052,080.60 : x
  2. Step 2: Convert to fraction form
    203,985,054.20/306,048,440.10 = 89,052,080.60/x
  3. Step 3: Cross multiply
    203,985,054.20x = 306,048,440.10 × 89,052,080.60
  4. Step 4: Simplify right side
    203,985,054.20x = 27,254,250,355,289,472
  5. Step 5: Solve for x
    x = 27,254,250,355,289,472/203,985,054.20
  6. Step 6: Final answer
    x = 133,609,055.14

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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.