Finding the Fourth Proportional to 1,950,983,536.58, 2,925,858,564.36 and 640,669,579.46
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Solution
The fourth proportional to 1,950,983,536.58, 2,925,858,564.36 and 640,669,579.46 is: 960,801,842.17
Step by Step Solution
- Step 1: Write the proportion equation
1,950,983,536.58 : 2,925,858,564.36 = 640,669,579.46 : x - Step 2: Convert to fraction form
1,950,983,536.58/2,925,858,564.36 = 640,669,579.46/x - Step 3: Cross multiply
1,950,983,536.58x = 2,925,858,564.36 × 640,669,579.46 - Step 4: Simplify right side
1,950,983,536.58x = 1,874,508,575,987,960,832 - Step 5: Solve for x
x = 1,874,508,575,987,960,832/1,950,983,536.58 - Step 6: Final answer
x = 960,801,842.17
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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.