Finding the Fourth Proportional to 1,102,735,120.21, 1,521,774,782.12 and 600,944,044.66
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Solution
The fourth proportional to 1,102,735,120.21, 1,521,774,782.12 and 600,944,044.66 is: 829,302,953.96
Step by Step Solution
- Step 1: Write the proportion equation
1,102,735,120.21 : 1,521,774,782.12 = 600,944,044.66 : x - Step 2: Convert to fraction form
1,102,735,120.21/1,521,774,782.12 = 600,944,044.66/x - Step 3: Cross multiply
1,102,735,120.21x = 1,521,774,782.12 × 600,944,044.66 - Step 4: Simplify right side
1,102,735,120.21x = 914,501,492,628,782,976 - Step 5: Solve for x
x = 914,501,492,628,782,976/1,102,735,120.21 - Step 6: Final answer
x = 829,302,953.96
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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.