Finding the Fourth Proportional to 195,905,330.66, 293,857,952.09 and 71,417,292.19
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Solution
The fourth proportional to 195,905,330.66, 293,857,952.09 and 71,417,292.19 is: 107,125,922.28
Step by Step Solution
- Step 1: Write the proportion equation
195,905,330.66 : 293,857,952.09 = 71,417,292.19 : x - Step 2: Convert to fraction form
195,905,330.66/293,857,952.09 = 71,417,292.19/x - Step 3: Cross multiply
195,905,330.66x = 293,857,952.09 × 71,417,292.19 - Step 4: Simplify right side
195,905,330.66x = 20,986,539,225,674,820 - Step 5: Solve for x
x = 20,986,539,225,674,820/195,905,330.66 - Step 6: Final answer
x = 107,125,922.28
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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.