Home / 2,239,490,820.80-3,359,236,231.20-1,272,032,004.80

Finding the Fourth Proportional to 2,239,490,820.80, 3,359,236,231.20 and 1,272,032,004.80

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Solution

The fourth proportional to 2,239,490,820.80, 3,359,236,231.20 and 1,272,032,004.80 is: 1,908,048,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,490,820.80 : 3,359,236,231.20 = 1,272,032,004.80 : x
  2. Step 2: Convert to fraction form
    2,239,490,820.80/3,359,236,231.20 = 1,272,032,004.80/x
  3. Step 3: Cross multiply
    2,239,490,820.80x = 3,359,236,231.20 × 1,272,032,004.80
  4. Step 4: Simplify right side
    2,239,490,820.80x = 4,273,055,997,770,131,968
  5. Step 5: Solve for x
    x = 4,273,055,997,770,131,968/2,239,490,820.80
  6. Step 6: Final answer
    x = 1,908,048,007.20

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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.