Finding the Fourth Proportional to 355,897,734, 491,190,435.36 and 199,274,934.48
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Solution
The fourth proportional to 355,897,734, 491,190,435.36 and 199,274,934.48 is: 275,028,280.52
Step by Step Solution
- Step 1: Write the proportion equation
355,897,734 : 491,190,435.36 = 199,274,934.48 : x - Step 2: Convert to fraction form
355,897,734/491,190,435.36 = 199,274,934.48/x - Step 3: Cross multiply
355,897,734x = 491,190,435.36 × 199,274,934.48 - Step 4: Simplify right side
355,897,734x = 97,881,941,823,566,672 - Step 5: Solve for x
x = 97,881,941,823,566,672/355,897,734 - Step 6: Final answer
x = 275,028,280.52
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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.