Home / 80,660,018,813.06-111,361,060,595.36-51,345,969,857.32

Finding the Fourth Proportional to 80,660,018,813.06, 111,361,060,595.36 and 51,345,969,857.32

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Solution

The fourth proportional to 80,660,018,813.06, 111,361,060,595.36 and 51,345,969,857.32 is: 70,889,416,401.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,660,018,813.06 : 111,361,060,595.36 = 51,345,969,857.32 : x
  2. Step 2: Convert to fraction form
    80,660,018,813.06/111,361,060,595.36 = 51,345,969,857.32/x
  3. Step 3: Cross multiply
    80,660,018,813.06x = 111,361,060,595.36 × 51,345,969,857.32
  4. Step 4: Simplify right side
    80,660,018,813.06x = 5,717,941,660,608,540,704,768
  5. Step 5: Solve for x
    x = 5,717,941,660,608,540,704,768/80,660,018,813.06
  6. Step 6: Final answer
    x = 70,889,416,401.71

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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.