Finding the Fourth Proportional to 7,156,668,922.54, 9,876,900,711.99 and 5,345,035,595.08
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Solution
The fourth proportional to 7,156,668,922.54, 9,876,900,711.99 and 5,345,035,595.08 is: 7,376,670,130.48
Step by Step Solution
- Step 1: Write the proportion equation
7,156,668,922.54 : 9,876,900,711.99 = 5,345,035,595.08 : x - Step 2: Convert to fraction form
7,156,668,922.54/9,876,900,711.99 = 5,345,035,595.08/x - Step 3: Cross multiply
7,156,668,922.54x = 9,876,900,711.99 × 5,345,035,595.08 - Step 4: Simplify right side
7,156,668,922.54x = 52,792,385,874,647,048,192 - Step 5: Solve for x
x = 52,792,385,874,647,048,192/7,156,668,922.54 - Step 6: Final answer
x = 7,376,670,130.48
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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.