Finding the Fourth Proportional to 346,328,491.92, 477,927,411.62 and 187,557,325.26
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Solution
The fourth proportional to 346,328,491.92, 477,927,411.62 and 187,557,325.26 is: 258,825,909.75
Step by Step Solution
- Step 1: Write the proportion equation
346,328,491.92 : 477,927,411.62 = 187,557,325.26 : x - Step 2: Convert to fraction form
346,328,491.92/477,927,411.62 = 187,557,325.26/x - Step 3: Cross multiply
346,328,491.92x = 477,927,411.62 × 187,557,325.26 - Step 4: Simplify right side
346,328,491.92x = 89,638,786,991,882,240 - Step 5: Solve for x
x = 89,638,786,991,882,240/346,328,491.92 - Step 6: Final answer
x = 258,825,909.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.