Finding the Fourth Proportional to 6,368,813,269.67, 8,788,988,951.42 and 3,510,892,751.16
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Solution
The fourth proportional to 6,368,813,269.67, 8,788,988,951.42 and 3,510,892,751.16 is: 4,845,046,681.85
Step by Step Solution
- Step 1: Write the proportion equation
6,368,813,269.67 : 8,788,988,951.42 = 3,510,892,751.16 : x - Step 2: Convert to fraction form
6,368,813,269.67/8,788,988,951.42 = 3,510,892,751.16/x - Step 3: Cross multiply
6,368,813,269.67x = 8,788,988,951.42 × 3,510,892,751.16 - Step 4: Simplify right side
6,368,813,269.67x = 30,857,197,599,565,807,616 - Step 5: Solve for x
x = 30,857,197,599,565,807,616/6,368,813,269.67 - Step 6: Final answer
x = 4,845,046,681.85
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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.