Finding the Fourth Proportional to 118,248,052.68, 163,158,640.74 and 66,029,053.68
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Solution
The fourth proportional to 118,248,052.68, 163,158,640.74 and 66,029,053.68 is: 91,106,875.79
Step by Step Solution
- Step 1: Write the proportion equation
118,248,052.68 : 163,158,640.74 = 66,029,053.68 : x - Step 2: Convert to fraction form
118,248,052.68/163,158,640.74 = 66,029,053.68/x - Step 3: Cross multiply
118,248,052.68x = 163,158,640.74 × 66,029,053.68 - Step 4: Simplify right side
118,248,052.68x = 10,773,210,647,777,296 - Step 5: Solve for x
x = 10,773,210,647,777,296/118,248,052.68 - Step 6: Final answer
x = 91,106,875.79
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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.