Finding the Fourth Proportional to 4,199,061,664.05, 6,298,592,496.08 and 1,437,772,960.05
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Solution
The fourth proportional to 4,199,061,664.05, 6,298,592,496.08 and 1,437,772,960.05 is: 2,156,659,440.08
Step by Step Solution
- Step 1: Write the proportion equation
4,199,061,664.05 : 6,298,592,496.08 = 1,437,772,960.05 : x - Step 2: Convert to fraction form
4,199,061,664.05/6,298,592,496.08 = 1,437,772,960.05/x - Step 3: Cross multiply
4,199,061,664.05x = 6,298,592,496.08 × 1,437,772,960.05 - Step 4: Simplify right side
4,199,061,664.05x = 9,055,945,977,230,470,144 - Step 5: Solve for x
x = 9,055,945,977,230,470,144/4,199,061,664.05 - Step 6: Final answer
x = 2,156,659,440.08
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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.