Finding the Fourth Proportional to 97,191,971.08, 134,127,719.30 and 53,734,706.44
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Solution
The fourth proportional to 97,191,971.08, 134,127,719.30 and 53,734,706.44 is: 74,155,442.49
Step by Step Solution
- Step 1: Write the proportion equation
97,191,971.08 : 134,127,719.30 = 53,734,706.44 : x - Step 2: Convert to fraction form
97,191,971.08/134,127,719.30 = 53,734,706.44/x - Step 3: Cross multiply
97,191,971.08x = 134,127,719.30 × 53,734,706.44 - Step 4: Simplify right side
97,191,971.08x = 7,207,313,622,052,222 - Step 5: Solve for x
x = 7,207,313,622,052,222/97,191,971.08 - Step 6: Final answer
x = 74,155,442.49
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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.