Finding the Fourth Proportional to 273,497,095.18, 409,994,247.12 and 98,577,326.26
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Solution
The fourth proportional to 273,497,095.18, 409,994,247.12 and 98,577,326.26 is: 147,775,378.15
Step by Step Solution
- Step 1: Write the proportion equation
273,497,095.18 : 409,994,247.12 = 98,577,326.26 : x - Step 2: Convert to fraction form
273,497,095.18/409,994,247.12 = 98,577,326.26/x - Step 3: Cross multiply
273,497,095.18x = 409,994,247.12 × 98,577,326.26 - Step 4: Simplify right side
273,497,095.18x = 40,416,136,663,071,312 - Step 5: Solve for x
x = 40,416,136,663,071,312/273,497,095.18 - Step 6: Final answer
x = 147,775,378.15
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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.