Finding the Fourth Proportional to 838,093,138,703.92, 1,257,139,706,645.60 and 201,385,536,197.70
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Solution
The fourth proportional to 838,093,138,703.92, 1,257,139,706,645.60 and 201,385,536,197.70 is: 302,078,303,957.67
Step by Step Solution
- Step 1: Write the proportion equation
838,093,138,703.92 : 1,257,139,706,645.60 = 201,385,536,197.70 : x - Step 2: Convert to fraction form
838,093,138,703.92/1,257,139,706,645.60 = 201,385,536,197.70/x - Step 3: Cross multiply
838,093,138,703.92x = 1,257,139,706,645.60 × 201,385,536,197.70 - Step 4: Simplify right side
838,093,138,703.92x = 253,169,753,898,243,470,655,488 - Step 5: Solve for x
x = 253,169,753,898,243,470,655,488/838,093,138,703.92 - Step 6: Final answer
x = 302,078,303,957.67
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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.