Finding the Fourth Proportional to 11,798,268,880.74, 16,281,617,587.89 and 6,372,804,463.68
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Solution
The fourth proportional to 11,798,268,880.74, 16,281,617,587.89 and 6,372,804,463.68 is: 8,794,473,688.37
Step by Step Solution
- Step 1: Write the proportion equation
11,798,268,880.74 : 16,281,617,587.89 = 6,372,804,463.68 : x - Step 2: Convert to fraction form
11,798,268,880.74/16,281,617,587.89 = 6,372,804,463.68/x - Step 3: Cross multiply
11,798,268,880.74x = 16,281,617,587.89 × 6,372,804,463.68 - Step 4: Simplify right side
11,798,268,880.74x = 103,759,565,240,036,179,968 - Step 5: Solve for x
x = 103,759,565,240,036,179,968/11,798,268,880.74 - Step 6: Final answer
x = 8,794,473,688.37
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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.