Finding the Fourth Proportional to 178,683,436.74, 246,589,130.97 and 99,301,844.16
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Solution
The fourth proportional to 178,683,436.74, 246,589,130.97 and 99,301,844.16 is: 137,039,872.87
Step by Step Solution
- Step 1: Write the proportion equation
178,683,436.74 : 246,589,130.97 = 99,301,844.16 : x - Step 2: Convert to fraction form
178,683,436.74/246,589,130.97 = 99,301,844.16/x - Step 3: Cross multiply
178,683,436.74x = 246,589,130.97 × 99,301,844.16 - Step 4: Simplify right side
178,683,436.74x = 24,486,755,455,132,768 - Step 5: Solve for x
x = 24,486,755,455,132,768/178,683,436.74 - Step 6: Final answer
x = 137,039,872.87
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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.