Home / 104,088,578.70-143,707,530.03-66,983,326.62

Finding the Fourth Proportional to 104,088,578.70, 143,707,530.03 and 66,983,326.62

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Solution

The fourth proportional to 104,088,578.70, 143,707,530.03 and 66,983,326.62 is: 92,479,007.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,088,578.70 : 143,707,530.03 = 66,983,326.62 : x
  2. Step 2: Convert to fraction form
    104,088,578.70/143,707,530.03 = 66,983,326.62/x
  3. Step 3: Cross multiply
    104,088,578.70x = 143,707,530.03 × 66,983,326.62
  4. Step 4: Simplify right side
    104,088,578.70x = 9,626,008,421,752,948
  5. Step 5: Solve for x
    x = 9,626,008,421,752,948/104,088,578.70
  6. Step 6: Final answer
    x = 92,479,007.23

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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.