Finding the Fourth Proportional to 2,695,672,035.98, 4,043,942,549.66 and 830,316,864.18
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Solution
The fourth proportional to 2,695,672,035.98, 4,043,942,549.66 and 830,316,864.18 is: 1,245,609,128.99
Step by Step Solution
- Step 1: Write the proportion equation
2,695,672,035.98 : 4,043,942,549.66 = 830,316,864.18 : x - Step 2: Convert to fraction form
2,695,672,035.98/4,043,942,549.66 = 830,316,864.18/x - Step 3: Cross multiply
2,695,672,035.98x = 4,043,942,549.66 × 830,316,864.18 - Step 4: Simplify right side
2,695,672,035.98x = 3,357,753,696,775,005,696 - Step 5: Solve for x
x = 3,357,753,696,775,005,696/2,695,672,035.98 - Step 6: Final answer
x = 1,245,609,128.99
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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.