Finding the Fourth Proportional to 97,373,881.87, 145,933,646.01 and 74,260,184.17
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Solution
The fourth proportional to 97,373,881.87, 145,933,646.01 and 74,260,184.17 is: 111,293,287.49
Step by Step Solution
- Step 1: Write the proportion equation
97,373,881.87 : 145,933,646.01 = 74,260,184.17 : x - Step 2: Convert to fraction form
97,373,881.87/145,933,646.01 = 74,260,184.17/x - Step 3: Cross multiply
97,373,881.87x = 145,933,646.01 × 74,260,184.17 - Step 4: Simplify right side
97,373,881.87x = 10,837,059,429,302,186 - Step 5: Solve for x
x = 10,837,059,429,302,186/97,373,881.87 - Step 6: Final answer
x = 111,293,287.49
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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.