Home / 136,364,233.65-188,126,932.73-100,686,179.94

Finding the Fourth Proportional to 136,364,233.65, 188,126,932.73 and 100,686,179.94

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Solution

The fourth proportional to 136,364,233.65, 188,126,932.73 and 100,686,179.94 is: 138,905,794.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,364,233.65 : 188,126,932.73 = 100,686,179.94 : x
  2. Step 2: Convert to fraction form
    136,364,233.65/188,126,932.73 = 100,686,179.94/x
  3. Step 3: Cross multiply
    136,364,233.65x = 188,126,932.73 × 100,686,179.94
  4. Step 4: Simplify right side
    136,364,233.65x = 18,941,782,199,909,624
  5. Step 5: Solve for x
    x = 18,941,782,199,909,624/136,364,233.65
  6. Step 6: Final answer
    x = 138,905,794.38

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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.