Finding the Fourth Proportional to 306,849,747.05, 460,271,471.30 and 177,374,973.05
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Solution
The fourth proportional to 306,849,747.05, 460,271,471.30 and 177,374,973.05 is: 266,060,639.13
Step by Step Solution
- Step 1: Write the proportion equation
306,849,747.05 : 460,271,471.30 = 177,374,973.05 : x - Step 2: Convert to fraction form
306,849,747.05/460,271,471.30 = 177,374,973.05/x - Step 3: Cross multiply
306,849,747.05x = 460,271,471.30 × 177,374,973.05 - Step 4: Simplify right side
306,849,747.05x = 81,640,639,816,634,480 - Step 5: Solve for x
x = 81,640,639,816,634,480/306,849,747.05 - Step 6: Final answer
x = 266,060,639.13
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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.