Finding the Fourth Proportional to 1,411,473,117.80, 2,117,209,676.70 and 1,298,602,922.60
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Solution
The fourth proportional to 1,411,473,117.80, 2,117,209,676.70 and 1,298,602,922.60 is: 1,947,904,383.90
Step by Step Solution
- Step 1: Write the proportion equation
1,411,473,117.80 : 2,117,209,676.70 = 1,298,602,922.60 : x - Step 2: Convert to fraction form
1,411,473,117.80/2,117,209,676.70 = 1,298,602,922.60/x - Step 3: Cross multiply
1,411,473,117.80x = 2,117,209,676.70 × 1,298,602,922.60 - Step 4: Simplify right side
1,411,473,117.80x = 2,749,414,673,919,621,120 - Step 5: Solve for x
x = 2,749,414,673,919,621,120/1,411,473,117.80 - Step 6: Final answer
x = 1,947,904,383.90
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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.