Home / 202,990,730.42-280,127,485.17-110,171,239.54

Finding the Fourth Proportional to 202,990,730.42, 280,127,485.17 and 110,171,239.54

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Solution

The fourth proportional to 202,990,730.42, 280,127,485.17 and 110,171,239.54 is: 152,036,461.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,990,730.42 : 280,127,485.17 = 110,171,239.54 : x
  2. Step 2: Convert to fraction form
    202,990,730.42/280,127,485.17 = 110,171,239.54/x
  3. Step 3: Cross multiply
    202,990,730.42x = 280,127,485.17 × 110,171,239.54
  4. Step 4: Simplify right side
    202,990,730.42x = 30,861,992,270,401,872
  5. Step 5: Solve for x
    x = 30,861,992,270,401,872/202,990,730.42
  6. Step 6: Final answer
    x = 152,036,461.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.