Finding the Fourth Proportional to 2,163,156,398.01, 3,244,637,092.32 and 902,101,230.09
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Solution
The fourth proportional to 2,163,156,398.01, 3,244,637,092.32 and 902,101,230.09 is: 1,353,111,182.75
Step by Step Solution
- Step 1: Write the proportion equation
2,163,156,398.01 : 3,244,637,092.32 = 902,101,230.09 : x - Step 2: Convert to fraction form
2,163,156,398.01/3,244,637,092.32 = 902,101,230.09/x - Step 3: Cross multiply
2,163,156,398.01x = 3,244,637,092.32 × 902,101,230.09 - Step 4: Simplify right side
2,163,156,398.01x = 2,926,991,112,177,512,960 - Step 5: Solve for x
x = 2,926,991,112,177,512,960/2,163,156,398.01 - Step 6: Final answer
x = 1,353,111,182.75
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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.