Finding the Fourth Proportional to 1,307,902,326.72, 1,780,727,095.68 and 1,303,820,859.84
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Solution
The fourth proportional to 1,307,902,326.72, 1,780,727,095.68 and 1,303,820,859.84 is: 1,775,170,122.11
Step by Step Solution
- Step 1: Write the proportion equation
1,307,902,326.72 : 1,780,727,095.68 = 1,303,820,859.84 : x - Step 2: Convert to fraction form
1,307,902,326.72/1,780,727,095.68 = 1,303,820,859.84/x - Step 3: Cross multiply
1,307,902,326.72x = 1,780,727,095.68 × 1,303,820,859.84 - Step 4: Simplify right side
1,307,902,326.72x = 2,321,749,133,029,883,392 - Step 5: Solve for x
x = 2,321,749,133,029,883,392/1,307,902,326.72 - Step 6: Final answer
x = 1,775,170,122.11
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Why These Related Problems?
These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.