Finding the Fourth Proportional to 7,175,478,192.08, 10,768,710,912.16 and 3,247,942,508.88
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Solution
The fourth proportional to 7,175,478,192.08, 10,768,710,912.16 and 3,247,942,508.88 is: 4,874,400,423.38
Step by Step Solution
- Step 1: Write the proportion equation
7,175,478,192.08 : 10,768,710,912.16 = 3,247,942,508.88 : x - Step 2: Convert to fraction form
7,175,478,192.08/10,768,710,912.16 = 3,247,942,508.88/x - Step 3: Cross multiply
7,175,478,192.08x = 10,768,710,912.16 × 3,247,942,508.88 - Step 4: Simplify right side
7,175,478,192.08x = 34,976,153,937,444,384,768 - Step 5: Solve for x
x = 34,976,153,937,444,384,768/7,175,478,192.08 - Step 6: Final answer
x = 4,874,400,423.38
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1.5x scale
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.