Finding the Fourth Proportional to 5,624,436,153.79, 8,438,292,395.84 and 2,518,292,383.03
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Solution
The fourth proportional to 5,624,436,153.79, 8,438,292,395.84 and 2,518,292,383.03 is: 3,778,172,048.75
Step by Step Solution
- Step 1: Write the proportion equation
5,624,436,153.79 : 8,438,292,395.84 = 2,518,292,383.03 : x - Step 2: Convert to fraction form
5,624,436,153.79/8,438,292,395.84 = 2,518,292,383.03/x - Step 3: Cross multiply
5,624,436,153.79x = 8,438,292,395.84 × 2,518,292,383.03 - Step 4: Simplify right side
5,624,436,153.79x = 21,250,087,466,223,845,376 - Step 5: Solve for x
x = 21,250,087,466,223,845,376/5,624,436,153.79 - Step 6: Final answer
x = 3,778,172,048.75
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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.