Home / 714,758,704.76-1,072,199,816.64-197,189,145.24

Finding the Fourth Proportional to 714,758,704.76, 1,072,199,816.64 and 197,189,145.24

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Solution

The fourth proportional to 714,758,704.76, 1,072,199,816.64 and 197,189,145.24 is: 295,800,756.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,758,704.76 : 1,072,199,816.64 = 197,189,145.24 : x
  2. Step 2: Convert to fraction form
    714,758,704.76/1,072,199,816.64 = 197,189,145.24/x
  3. Step 3: Cross multiply
    714,758,704.76x = 1,072,199,816.64 × 197,189,145.24
  4. Step 4: Simplify right side
    714,758,704.76x = 211,426,165,369,726,336
  5. Step 5: Solve for x
    x = 211,426,165,369,726,336/714,758,704.76
  6. Step 6: Final answer
    x = 295,800,756.20

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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.