Finding the Fourth Proportional to 1,341,291,232.13, 1,850,981,989.34 and 746,562,953.30
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Solution
The fourth proportional to 1,341,291,232.13, 1,850,981,989.34 and 746,562,953.30 is: 1,030,256,925.09
Step by Step Solution
- Step 1: Write the proportion equation
1,341,291,232.13 : 1,850,981,989.34 = 746,562,953.30 : x - Step 2: Convert to fraction form
1,341,291,232.13/1,850,981,989.34 = 746,562,953.30/x - Step 3: Cross multiply
1,341,291,232.13x = 1,850,981,989.34 × 746,562,953.30 - Step 4: Simplify right side
1,341,291,232.13x = 1,381,874,580,463,046,656 - Step 5: Solve for x
x = 1,381,874,580,463,046,656/1,341,291,232.13 - Step 6: Final answer
x = 1,030,256,925.09
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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.