Finding the Fourth Proportional to 1,601,894,233.80, 2,402,841,350.70 and 1,489,653,894.60
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Solution
The fourth proportional to 1,601,894,233.80, 2,402,841,350.70 and 1,489,653,894.60 is: 2,234,480,841.90
Step by Step Solution
- Step 1: Write the proportion equation
1,601,894,233.80 : 2,402,841,350.70 = 1,489,653,894.60 : x - Step 2: Convert to fraction form
1,601,894,233.80/2,402,841,350.70 = 1,489,653,894.60/x - Step 3: Cross multiply
1,601,894,233.80x = 2,402,841,350.70 × 1,489,653,894.60 - Step 4: Simplify right side
1,601,894,233.80x = 3,579,401,976,176,178,688 - Step 5: Solve for x
x = 3,579,401,976,176,178,688/1,601,894,233.80 - Step 6: Final answer
x = 2,234,480,841.90
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1.5x scale
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.