Home / 14,132,872,871.16-19,504,131,546.30-8,111,330,133.24

Finding the Fourth Proportional to 14,132,872,871.16, 19,504,131,546.30 and 8,111,330,133.24

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Solution

The fourth proportional to 14,132,872,871.16, 19,504,131,546.30 and 8,111,330,133.24 is: 11,194,075,781.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,132,872,871.16 : 19,504,131,546.30 = 8,111,330,133.24 : x
  2. Step 2: Convert to fraction form
    14,132,872,871.16/19,504,131,546.30 = 8,111,330,133.24/x
  3. Step 3: Cross multiply
    14,132,872,871.16x = 19,504,131,546.30 × 8,111,330,133.24
  4. Step 4: Simplify right side
    14,132,872,871.16x = 158,204,449,934,180,057,088
  5. Step 5: Solve for x
    x = 158,204,449,934,180,057,088/14,132,872,871.16
  6. Step 6: Final answer
    x = 11,194,075,781.79

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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.