Finding the Fourth Proportional to 83,225,594.88, 124,846,790.40 and 31,397,194.08
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Solution
The fourth proportional to 83,225,594.88, 124,846,790.40 and 31,397,194.08 is: 47,098,959.33
Step by Step Solution
- Step 1: Write the proportion equation
83,225,594.88 : 124,846,790.40 = 31,397,194.08 : x - Step 2: Convert to fraction form
83,225,594.88/124,846,790.40 = 31,397,194.08/x - Step 3: Cross multiply
83,225,594.88x = 124,846,790.40 × 31,397,194.08 - Step 4: Simplify right side
83,225,594.88x = 3,919,838,908,453,881 - Step 5: Solve for x
x = 3,919,838,908,453,881/83,225,594.88 - Step 6: Final answer
x = 47,098,959.33
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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.