Finding the Fourth Proportional to 271,110,820.70, 374,286,569.94 and 207,411,315.56
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Solution
The fourth proportional to 271,110,820.70, 374,286,569.94 and 207,411,315.56 is: 286,345,154.60
Step by Step Solution
- Step 1: Write the proportion equation
271,110,820.70 : 374,286,569.94 = 207,411,315.56 : x - Step 2: Convert to fraction form
271,110,820.70/374,286,569.94 = 207,411,315.56/x - Step 3: Cross multiply
271,110,820.70x = 374,286,569.94 × 207,411,315.56 - Step 4: Simplify right side
271,110,820.70x = 77,631,269,867,695,344 - Step 5: Solve for x
x = 77,631,269,867,695,344/271,110,820.70 - Step 6: Final answer
x = 286,345,154.60
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.