Finding the Fourth Proportional to 5,675,454,226.19, 7,831,975,031.17 and 3,135,081,519.99
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Solution
The fourth proportional to 5,675,454,226.19, 7,831,975,031.17 and 3,135,081,519.99 is: 4,326,328,643.78
Step by Step Solution
- Step 1: Write the proportion equation
5,675,454,226.19 : 7,831,975,031.17 = 3,135,081,519.99 : x - Step 2: Convert to fraction form
5,675,454,226.19/7,831,975,031.17 = 3,135,081,519.99/x - Step 3: Cross multiply
5,675,454,226.19x = 7,831,975,031.17 × 3,135,081,519.99 - Step 4: Simplify right side
5,675,454,226.19x = 24,553,880,185,236,328,448 - Step 5: Solve for x
x = 24,553,880,185,236,328,448/5,675,454,226.19 - Step 6: Final answer
x = 4,326,328,643.78
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1.5x scale
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.