Finding the Fourth Proportional to 97,090,177.80, 145,635,266.70 and 25,286,593.80
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Solution
The fourth proportional to 97,090,177.80, 145,635,266.70 and 25,286,593.80 is: 37,929,890.70
Step by Step Solution
- Step 1: Write the proportion equation
97,090,177.80 : 145,635,266.70 = 25,286,593.80 : x - Step 2: Convert to fraction form
97,090,177.80/145,635,266.70 = 25,286,593.80/x - Step 3: Cross multiply
97,090,177.80x = 145,635,266.70 × 25,286,593.80 - Step 4: Simplify right side
97,090,177.80x = 3,682,619,831,997,566.50 - Step 5: Solve for x
x = 3,682,619,831,997,566.50/97,090,177.80 - Step 6: Final answer
x = 37,929,890.70
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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.