Finding the Fourth Proportional to 205,249,651.14, 283,137,132.57 and 126,908,161.86
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Solution
The fourth proportional to 205,249,651.14, 283,137,132.57 and 126,908,161.86 is: 175,066,865.40
Step by Step Solution
- Step 1: Write the proportion equation
205,249,651.14 : 283,137,132.57 = 126,908,161.86 : x - Step 2: Convert to fraction form
205,249,651.14/283,137,132.57 = 126,908,161.86/x - Step 3: Cross multiply
205,249,651.14x = 283,137,132.57 × 126,908,161.86 - Step 4: Simplify right side
205,249,651.14x = 35,932,413,048,769,836 - Step 5: Solve for x
x = 35,932,413,048,769,836/205,249,651.14 - Step 6: Final answer
x = 175,066,865.40
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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.