Finding the Fourth Proportional to 2,868,598,914.29, 3,958,626,261.97 and 1,598,493,430.37
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Solution
The fourth proportional to 2,868,598,914.29, 3,958,626,261.97 and 1,598,493,430.37 is: 2,205,898,510.77
Step by Step Solution
- Step 1: Write the proportion equation
2,868,598,914.29 : 3,958,626,261.97 = 1,598,493,430.37 : x - Step 2: Convert to fraction form
2,868,598,914.29/3,958,626,261.97 = 1,598,493,430.37/x - Step 3: Cross multiply
2,868,598,914.29x = 3,958,626,261.97 × 1,598,493,430.37 - Step 4: Simplify right side
2,868,598,914.29x = 6,327,838,073,041,203,200 - Step 5: Solve for x
x = 6,327,838,073,041,203,200/2,868,598,914.29 - Step 6: Final answer
x = 2,205,898,510.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.