Finding the Fourth Proportional to 98,340,598.95, 135,706,469.74 and 54,286,652.26
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Solution
The fourth proportional to 98,340,598.95, 135,706,469.74 and 54,286,652.26 is: 74,913,616.66
Step by Step Solution
- Step 1: Write the proportion equation
98,340,598.95 : 135,706,469.74 = 54,286,652.26 : x - Step 2: Convert to fraction form
98,340,598.95/135,706,469.74 = 54,286,652.26/x - Step 3: Cross multiply
98,340,598.95x = 135,706,469.74 × 54,286,652.26 - Step 4: Simplify right side
98,340,598.95x = 7,367,049,932,207,593 - Step 5: Solve for x
x = 7,367,049,932,207,593/98,340,598.95 - Step 6: Final answer
x = 74,913,616.66
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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.