Finding the Fourth Proportional to 90,972,850.06, 136,409,302.16 and 44,813,153.26
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Solution
The fourth proportional to 90,972,850.06, 136,409,302.16 and 44,813,153.26 is: 67,195,113.26
Step by Step Solution
- Step 1: Write the proportion equation
90,972,850.06 : 136,409,302.16 = 44,813,153.26 : x - Step 2: Convert to fraction form
90,972,850.06/136,409,302.16 = 44,813,153.26/x - Step 3: Cross multiply
90,972,850.06x = 136,409,302.16 × 44,813,153.26 - Step 4: Simplify right side
90,972,850.06x = 6,112,930,963,785,729 - Step 5: Solve for x
x = 6,112,930,963,785,729/90,972,850.06 - Step 6: Final answer
x = 67,195,113.26
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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.