Home / 129,749,086.01-179,054,213.23-70,210,382.65

Finding the Fourth Proportional to 129,749,086.01, 179,054,213.23 and 70,210,382.65

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Solution

The fourth proportional to 129,749,086.01, 179,054,213.23 and 70,210,382.65 is: 96,890,584.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,749,086.01 : 179,054,213.23 = 70,210,382.65 : x
  2. Step 2: Convert to fraction form
    129,749,086.01/179,054,213.23 = 70,210,382.65/x
  3. Step 3: Cross multiply
    129,749,086.01x = 179,054,213.23 × 70,210,382.65
  4. Step 4: Simplify right side
    129,749,086.01x = 12,571,464,825,972,992
  5. Step 5: Solve for x
    x = 12,571,464,825,972,992/129,749,086.01
  6. Step 6: Final answer
    x = 96,890,584.84

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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.