Finding the Fourth Proportional to 19,268,698,879.08, 28,904,441,351.92 and 8,065,305,463.08
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Solution
The fourth proportional to 19,268,698,879.08, 28,904,441,351.92 and 8,065,305,463.08 is: 12,098,541,277.01
Step by Step Solution
- Step 1: Write the proportion equation
19,268,698,879.08 : 28,904,441,351.92 = 8,065,305,463.08 : x - Step 2: Convert to fraction form
19,268,698,879.08/28,904,441,351.92 = 8,065,305,463.08/x - Step 3: Cross multiply
19,268,698,879.08x = 28,904,441,351.92 × 8,065,305,463.08 - Step 4: Simplify right side
19,268,698,879.08x = 233,123,148,742,915,817,472 - Step 5: Solve for x
x = 233,123,148,742,915,817,472/19,268,698,879.08 - Step 6: Final answer
x = 12,098,541,277.01
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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.