Finding the Fourth Proportional to 175,512,907.65, 263,269,361.48 and 84,813,643.65
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Solution
The fourth proportional to 175,512,907.65, 263,269,361.48 and 84,813,643.65 is: 127,220,465.48
Step by Step Solution
- Step 1: Write the proportion equation
175,512,907.65 : 263,269,361.48 = 84,813,643.65 : x - Step 2: Convert to fraction form
175,512,907.65/263,269,361.48 = 84,813,643.65/x - Step 3: Cross multiply
175,512,907.65x = 263,269,361.48 × 84,813,643.65 - Step 4: Simplify right side
175,512,907.65x = 22,328,833,808,103,688 - Step 5: Solve for x
x = 22,328,833,808,103,688/175,512,907.65 - Step 6: Final answer
x = 127,220,465.48
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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.