Finding the Fourth Proportional to 79,685,344.08, 110,016,548 and 65,035,954.24
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Solution
The fourth proportional to 79,685,344.08, 110,016,548 and 65,035,954.24 is: 89,791,055.86
Step by Step Solution
- Step 1: Write the proportion equation
79,685,344.08 : 110,016,548 = 65,035,954.24 : x - Step 2: Convert to fraction form
79,685,344.08/110,016,548 = 65,035,954.24/x - Step 3: Cross multiply
79,685,344.08x = 110,016,548 × 65,035,954.24 - Step 4: Simplify right side
79,685,344.08x = 7,155,031,181,370,764 - Step 5: Solve for x
x = 7,155,031,181,370,764/79,685,344.08 - Step 6: Final answer
x = 89,791,055.86
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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.