Finding the Fourth Proportional to 174,323,675.99, 240,558,911.12 and 99,930,902.69
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Solution
The fourth proportional to 174,323,675.99, 240,558,911.12 and 99,930,902.69 is: 137,900,196.29
Step by Step Solution
- Step 1: Write the proportion equation
174,323,675.99 : 240,558,911.12 = 99,930,902.69 : x - Step 2: Convert to fraction form
174,323,675.99/240,558,911.12 = 99,930,902.69/x - Step 3: Cross multiply
174,323,675.99x = 240,558,911.12 × 99,930,902.69 - Step 4: Simplify right side
174,323,675.99x = 24,039,269,136,642,632 - Step 5: Solve for x
x = 24,039,269,136,642,632/174,323,675.99 - Step 6: Final answer
x = 137,900,196.29
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.