Finding the Fourth Proportional to 207,344,341.98, 311,062,902.89 and 77,953,073.31
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Solution
The fourth proportional to 207,344,341.98, 311,062,902.89 and 77,953,073.31 is: 116,947,050.69
Step by Step Solution
- Step 1: Write the proportion equation
207,344,341.98 : 311,062,902.89 = 77,953,073.31 : x - Step 2: Convert to fraction form
207,344,341.98/311,062,902.89 = 77,953,073.31/x - Step 3: Cross multiply
207,344,341.98x = 311,062,902.89 × 77,953,073.31 - Step 4: Simplify right side
207,344,341.98x = 24,248,309,272,615,816 - Step 5: Solve for x
x = 24,248,309,272,615,816/207,344,341.98 - Step 6: Final answer
x = 116,947,050.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.