Home / 13,319,470,476.75-19,972,667,986.14-6,588,835,887.36

Finding the Fourth Proportional to 13,319,470,476.75, 19,972,667,986.14 and 6,588,835,887.36

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Solution

The fourth proportional to 13,319,470,476.75, 19,972,667,986.14 and 6,588,835,887.36 is: 9,880,019,766.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,319,470,476.75 : 19,972,667,986.14 = 6,588,835,887.36 : x
  2. Step 2: Convert to fraction form
    13,319,470,476.75/19,972,667,986.14 = 6,588,835,887.36/x
  3. Step 3: Cross multiply
    13,319,470,476.75x = 19,972,667,986.14 × 6,588,835,887.36
  4. Step 4: Simplify right side
    13,319,470,476.75x = 131,596,631,593,405,399,040
  5. Step 5: Solve for x
    x = 131,596,631,593,405,399,040/13,319,470,476.75
  6. Step 6: Final answer
    x = 9,880,019,766.79

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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.