Finding the Fourth Proportional to 2,529,624,435.14, 3,490,990,808.99 and 1,400,594,219.91
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Solution
The fourth proportional to 2,529,624,435.14, 3,490,990,808.99 and 1,400,594,219.91 is: 1,932,880,423.23
Step by Step Solution
- Step 1: Write the proportion equation
2,529,624,435.14 : 3,490,990,808.99 = 1,400,594,219.91 : x - Step 2: Convert to fraction form
2,529,624,435.14/3,490,990,808.99 = 1,400,594,219.91/x - Step 3: Cross multiply
2,529,624,435.14x = 3,490,990,808.99 × 1,400,594,219.91 - Step 4: Simplify right side
2,529,624,435.14x = 4,889,461,548,823,326,720 - Step 5: Solve for x
x = 4,889,461,548,823,326,720/2,529,624,435.14 - Step 6: Final answer
x = 1,932,880,423.23
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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.