Home / 13,159,239,908.52-19,739,497,650.30-4,315,296,393.48

Finding the Fourth Proportional to 13,159,239,908.52, 19,739,497,650.30 and 4,315,296,393.48

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Solution

The fourth proportional to 13,159,239,908.52, 19,739,497,650.30 and 4,315,296,393.48 is: 6,473,153,739.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,159,239,908.52 : 19,739,497,650.30 = 4,315,296,393.48 : x
  2. Step 2: Convert to fraction form
    13,159,239,908.52/19,739,497,650.30 = 4,315,296,393.48/x
  3. Step 3: Cross multiply
    13,159,239,908.52x = 19,739,497,650.30 × 4,315,296,393.48
  4. Step 4: Simplify right side
    13,159,239,908.52x = 85,181,783,019,446,517,760
  5. Step 5: Solve for x
    x = 85,181,783,019,446,517,760/13,159,239,908.52
  6. Step 6: Final answer
    x = 6,473,153,739.24

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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.