Finding the Fourth Proportional to 1,944,230,902.68, 2,916,353,920.18 and 470,368,346.88
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Solution
The fourth proportional to 1,944,230,902.68, 2,916,353,920.18 and 470,368,346.88 is: 705,554,350.80
Step by Step Solution
- Step 1: Write the proportion equation
1,944,230,902.68 : 2,916,353,920.18 = 470,368,346.88 : x - Step 2: Convert to fraction form
1,944,230,902.68/2,916,353,920.18 = 470,368,346.88/x - Step 3: Cross multiply
1,944,230,902.68x = 2,916,353,920.18 × 470,368,346.88 - Step 4: Simplify right side
1,944,230,902.68x = 1,371,760,572,352,073,984 - Step 5: Solve for x
x = 1,371,760,572,352,073,984/1,944,230,902.68 - Step 6: Final answer
x = 705,554,350.80
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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.