Finding the Fourth Proportional to 279,929,355.26, 420,081,323.16 and 116,167,106.26
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Solution
The fourth proportional to 279,929,355.26, 420,081,323.16 and 116,167,106.26 is: 174,328,382.46
Step by Step Solution
- Step 1: Write the proportion equation
279,929,355.26 : 420,081,323.16 = 116,167,106.26 : x - Step 2: Convert to fraction form
279,929,355.26/420,081,323.16 = 116,167,106.26/x - Step 3: Cross multiply
279,929,355.26x = 420,081,323.16 × 116,167,106.26 - Step 4: Simplify right side
279,929,355.26x = 48,799,631,705,369,128 - Step 5: Solve for x
x = 48,799,631,705,369,128/279,929,355.26 - Step 6: Final answer
x = 174,328,382.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.