Finding the Fourth Proportional to 2,312,186,897.02, 3,190,820,998.36 and 1,254,914,869.54
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Solution
The fourth proportional to 2,312,186,897.02, 3,190,820,998.36 and 1,254,914,869.54 is: 1,731,784,191.86
Step by Step Solution
- Step 1: Write the proportion equation
2,312,186,897.02 : 3,190,820,998.36 = 1,254,914,869.54 : x - Step 2: Convert to fraction form
2,312,186,897.02/3,190,820,998.36 = 1,254,914,869.54/x - Step 3: Cross multiply
2,312,186,897.02x = 3,190,820,998.36 × 1,254,914,869.54 - Step 4: Simplify right side
2,312,186,897.02x = 4,004,208,716,882,432,000 - Step 5: Solve for x
x = 4,004,208,716,882,432,000/2,312,186,897.02 - Step 6: Final answer
x = 1,731,784,191.86
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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.