Finding the Fourth Proportional to 79,252,414.98, 118,906,939.68 and 48,191,267.46
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Solution
The fourth proportional to 79,252,414.98, 118,906,939.68 and 48,191,267.46 is: 72,304,120.13
Step by Step Solution
- Step 1: Write the proportion equation
79,252,414.98 : 118,906,939.68 = 48,191,267.46 : x - Step 2: Convert to fraction form
79,252,414.98/118,906,939.68 = 48,191,267.46/x - Step 3: Cross multiply
79,252,414.98x = 118,906,939.68 × 48,191,267.46 - Step 4: Simplify right side
79,252,414.98x = 5,730,276,132,968,967 - Step 5: Solve for x
x = 5,730,276,132,968,967/79,252,414.98 - Step 6: Final answer
x = 72,304,120.13
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.