Finding the Fourth Proportional to 41,488,652,742.82, 62,228,790,866.16 and 28,128,718,250.96
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Solution
The fourth proportional to 41,488,652,742.82, 62,228,790,866.16 and 28,128,718,250.96 is: 42,190,237,803.63
Step by Step Solution
- Step 1: Write the proportion equation
41,488,652,742.82 : 62,228,790,866.16 = 28,128,718,250.96 : x - Step 2: Convert to fraction form
41,488,652,742.82/62,228,790,866.16 = 28,128,718,250.96/x - Step 3: Cross multiply
41,488,652,742.82x = 62,228,790,866.16 × 28,128,718,250.96 - Step 4: Simplify right side
41,488,652,742.82x = 1,750,416,125,371,816,869,888 - Step 5: Solve for x
x = 1,750,416,125,371,816,869,888/41,488,652,742.82 - Step 6: Final answer
x = 42,190,237,803.63
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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.