Finding the Fourth Proportional to 281,739,763.88, 422,638,634.50 and 97,506,916.68
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Solution
The fourth proportional to 281,739,763.88, 422,638,634.50 and 97,506,916.68 is: 146,270,407.67
Step by Step Solution
- Step 1: Write the proportion equation
281,739,763.88 : 422,638,634.50 = 97,506,916.68 : x - Step 2: Convert to fraction form
281,739,763.88/422,638,634.50 = 97,506,916.68/x - Step 3: Cross multiply
281,739,763.88x = 422,638,634.50 × 97,506,916.68 - Step 4: Simplify right side
281,739,763.88x = 41,210,190,119,940,480 - Step 5: Solve for x
x = 41,210,190,119,940,480/281,739,763.88 - Step 6: Final answer
x = 146,270,407.67
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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.