Finding the Fourth Proportional to 194,306,394.74, 291,280,231.47 and 97,177,582.58
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Solution
The fourth proportional to 194,306,394.74, 291,280,231.47 and 97,177,582.58 is: 145,676,671.04
Step by Step Solution
- Step 1: Write the proportion equation
194,306,394.74 : 291,280,231.47 = 97,177,582.58 : x - Step 2: Convert to fraction form
194,306,394.74/291,280,231.47 = 97,177,582.58/x - Step 3: Cross multiply
194,306,394.74x = 291,280,231.47 × 97,177,582.58 - Step 4: Simplify right side
194,306,394.74x = 28,305,908,747,597,444 - Step 5: Solve for x
x = 28,305,908,747,597,444/194,306,394.74 - Step 6: Final answer
x = 145,676,671.04
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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.