Finding the Fourth Proportional to 246,069,770.40, 369,104,655.60 and 242,243,395.20
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Solution
The fourth proportional to 246,069,770.40, 369,104,655.60 and 242,243,395.20 is: 363,365,092.80
Step by Step Solution
- Step 1: Write the proportion equation
246,069,770.40 : 369,104,655.60 = 242,243,395.20 : x - Step 2: Convert to fraction form
246,069,770.40/369,104,655.60 = 242,243,395.20/x - Step 3: Cross multiply
246,069,770.40x = 369,104,655.60 × 242,243,395.20 - Step 4: Simplify right side
246,069,770.40x = 89,413,164,956,670,688 - Step 5: Solve for x
x = 89,413,164,956,670,688/246,069,770.40 - Step 6: Final answer
x = 363,365,092.80
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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.