Home / 540,907,369,993.44-811,518,088,469.72-218,043,562,890.24

Finding the Fourth Proportional to 540,907,369,993.44, 811,518,088,469.72 and 218,043,562,890.24

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Solution

The fourth proportional to 540,907,369,993.44, 811,518,088,469.72 and 218,043,562,890.24 is: 327,128,645,634.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,907,369,993.44 : 811,518,088,469.72 = 218,043,562,890.24 : x
  2. Step 2: Convert to fraction form
    540,907,369,993.44/811,518,088,469.72 = 218,043,562,890.24/x
  3. Step 3: Cross multiply
    540,907,369,993.44x = 811,518,088,469.72 × 218,043,562,890.24
  4. Step 4: Simplify right side
    540,907,369,993.44x = 176,946,295,359,814,739,427,328
  5. Step 5: Solve for x
    x = 176,946,295,359,814,739,427,328/540,907,369,993.44
  6. Step 6: Final answer
    x = 327,128,645,634.76

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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.