Finding the Fourth Proportional to 3,007,227,612, 4,515,269,474.16 and 1,681,852,363.68
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Solution
The fourth proportional to 3,007,227,612, 4,515,269,474.16 and 1,681,852,363.68 is: 2,525,255,024.75
Step by Step Solution
- Step 1: Write the proportion equation
3,007,227,612 : 4,515,269,474.16 = 1,681,852,363.68 : x - Step 2: Convert to fraction form
3,007,227,612/4,515,269,474.16 = 1,681,852,363.68/x - Step 3: Cross multiply
3,007,227,612x = 4,515,269,474.16 × 1,681,852,363.68 - Step 4: Simplify right side
3,007,227,612x = 7,594,016,637,768,146,944 - Step 5: Solve for x
x = 7,594,016,637,768,146,944/3,007,227,612 - Step 6: Final answer
x = 2,525,255,024.75
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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.