Finding the Fourth Proportional to 97,685,618.93, 134,806,419.38 and 53,635,470.95
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Solution
The fourth proportional to 97,685,618.93, 134,806,419.38 and 53,635,470.95 is: 74,017,095.55
Step by Step Solution
- Step 1: Write the proportion equation
97,685,618.93 : 134,806,419.38 = 53,635,470.95 : x - Step 2: Convert to fraction form
97,685,618.93/134,806,419.38 = 53,635,470.95/x - Step 3: Cross multiply
97,685,618.93x = 134,806,419.38 × 53,635,470.95 - Step 4: Simplify right side
97,685,618.93x = 7,230,405,789,587,298 - Step 5: Solve for x
x = 7,230,405,789,587,298/97,685,618.93 - Step 6: Final answer
x = 74,017,095.55
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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.