Finding the Fourth Proportional to 4,692,847,150.64, 6,476,684,259.03 and 2,787,616,153.45
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Solution
The fourth proportional to 4,692,847,150.64, 6,476,684,259.03 and 2,787,616,153.45 is: 3,847,240,082.99
Step by Step Solution
- Step 1: Write the proportion equation
4,692,847,150.64 : 6,476,684,259.03 = 2,787,616,153.45 : x - Step 2: Convert to fraction form
4,692,847,150.64/6,476,684,259.03 = 2,787,616,153.45/x - Step 3: Cross multiply
4,692,847,150.64x = 6,476,684,259.03 × 2,787,616,153.45 - Step 4: Simplify right side
4,692,847,150.64x = 18,054,509,661,267,369,984 - Step 5: Solve for x
x = 18,054,509,661,267,369,984/4,692,847,150.64 - Step 6: Final answer
x = 3,847,240,082.99
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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.