Finding the Fourth Proportional to 300,318,134.49, 450,312,618.04 and 92,998,989.98
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Solution
The fourth proportional to 300,318,134.49, 450,312,618.04 and 92,998,989.98 is: 139,447,518.62
Step by Step Solution
- Step 1: Write the proportion equation
300,318,134.49 : 450,312,618.04 = 92,998,989.98 : x - Step 2: Convert to fraction form
300,318,134.49/450,312,618.04 = 92,998,989.98/x - Step 3: Cross multiply
300,318,134.49x = 450,312,618.04 × 92,998,989.98 - Step 4: Simplify right side
300,318,134.49x = 41,878,618,652,174,144 - Step 5: Solve for x
x = 41,878,618,652,174,144/300,318,134.49 - Step 6: Final answer
x = 139,447,518.62
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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.