Finding the Fourth Proportional to 1,344,693,063.05, 1,855,678,903.19 and 750,015,877.81
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Solution
The fourth proportional to 1,344,693,063.05, 1,855,678,903.19 and 750,015,877.81 is: 1,035,023,292.49
Step by Step Solution
- Step 1: Write the proportion equation
1,344,693,063.05 : 1,855,678,903.19 = 750,015,877.81 : x - Step 2: Convert to fraction form
1,344,693,063.05/1,855,678,903.19 = 750,015,877.81/x - Step 3: Cross multiply
1,344,693,063.05x = 1,855,678,903.19 × 750,015,877.81 - Step 4: Simplify right side
1,344,693,063.05x = 1,391,788,641,509,545,728 - Step 5: Solve for x
x = 1,391,788,641,509,545,728/1,344,693,063.05 - Step 6: Final answer
x = 1,035,023,292.49
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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.