Finding the Fourth Proportional to 98,415,207.30, 147,622,810.95 and 97,848,336.90
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Solution
The fourth proportional to 98,415,207.30, 147,622,810.95 and 97,848,336.90 is: 146,772,505.35
Step by Step Solution
- Step 1: Write the proportion equation
98,415,207.30 : 147,622,810.95 = 97,848,336.90 : x - Step 2: Convert to fraction form
98,415,207.30/147,622,810.95 = 97,848,336.90/x - Step 3: Cross multiply
98,415,207.30x = 147,622,810.95 × 97,848,336.90 - Step 4: Simplify right side
98,415,207.30x = 14,444,646,539,960,608 - Step 5: Solve for x
x = 14,444,646,539,960,608/98,415,207.30 - Step 6: Final answer
x = 146,772,505.35
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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.