Finding the Fourth Proportional to 136,086,740.30, 204,130,110.45 and 97,822,988.30
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Solution
The fourth proportional to 136,086,740.30, 204,130,110.45 and 97,822,988.30 is: 146,734,482.45
Step by Step Solution
- Step 1: Write the proportion equation
136,086,740.30 : 204,130,110.45 = 97,822,988.30 : x - Step 2: Convert to fraction form
136,086,740.30/204,130,110.45 = 97,822,988.30/x - Step 3: Cross multiply
136,086,740.30x = 204,130,110.45 × 97,822,988.30 - Step 4: Simplify right side
136,086,740.30x = 19,968,617,406,228,056 - Step 5: Solve for x
x = 19,968,617,406,228,056/136,086,740.30 - Step 6: Final answer
x = 146,734,482.45
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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.