Finding the Fourth Proportional to 2,221,529,088.96, 3,065,735,032.32 and 1,269,035,914.08
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Solution
The fourth proportional to 2,221,529,088.96, 3,065,735,032.32 and 1,269,035,914.08 is: 1,751,283,779.45
Step by Step Solution
- Step 1: Write the proportion equation
2,221,529,088.96 : 3,065,735,032.32 = 1,269,035,914.08 : x - Step 2: Convert to fraction form
2,221,529,088.96/3,065,735,032.32 = 1,269,035,914.08/x - Step 3: Cross multiply
2,221,529,088.96x = 3,065,735,032.32 × 1,269,035,914.08 - Step 4: Simplify right side
2,221,529,088.96x = 3,890,527,859,067,289,600 - Step 5: Solve for x
x = 3,890,527,859,067,289,600/2,221,529,088.96 - Step 6: Final answer
x = 1,751,283,779.45
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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.