Finding the Fourth Proportional to 249,375,086.20, 344,148,247.02 and 139,366,795.96
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Solution
The fourth proportional to 249,375,086.20, 344,148,247.02 and 139,366,795.96 is: 192,332,118.07
Step by Step Solution
- Step 1: Write the proportion equation
249,375,086.20 : 344,148,247.02 = 139,366,795.96 : x - Step 2: Convert to fraction form
249,375,086.20/344,148,247.02 = 139,366,795.96/x - Step 3: Cross multiply
249,375,086.20x = 344,148,247.02 × 139,366,795.96 - Step 4: Simplify right side
249,375,086.20x = 47,962,838,522,428,016 - Step 5: Solve for x
x = 47,962,838,522,428,016/249,375,086.20 - Step 6: Final answer
x = 192,332,118.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.