Finding the Fourth Proportional to 91,270,351.66, 125,953,196.05 and 49,454,384
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Solution
The fourth proportional to 91,270,351.66, 125,953,196.05 and 49,454,384 is: 68,247,109.93
Step by Step Solution
- Step 1: Write the proportion equation
91,270,351.66 : 125,953,196.05 = 49,454,384 : x - Step 2: Convert to fraction form
91,270,351.66/125,953,196.05 = 49,454,384/x - Step 3: Cross multiply
91,270,351.66x = 125,953,196.05 × 49,454,384 - Step 4: Simplify right side
91,270,351.66x = 6,228,937,723,483,983 - Step 5: Solve for x
x = 6,228,937,723,483,983/91,270,351.66 - Step 6: Final answer
x = 68,247,109.93
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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.