Finding the Fourth Proportional to 134,901,902.34, 202,339,235.32 and 91,461,582.85
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Solution
The fourth proportional to 134,901,902.34, 202,339,235.32 and 91,461,582.85 is: 137,183,141.33
Step by Step Solution
- Step 1: Write the proportion equation
134,901,902.34 : 202,339,235.32 = 91,461,582.85 : x - Step 2: Convert to fraction form
134,901,902.34/202,339,235.32 = 91,461,582.85/x - Step 3: Cross multiply
134,901,902.34x = 202,339,235.32 × 91,461,582.85 - Step 4: Simplify right side
134,901,902.34x = 18,506,266,735,025,824 - Step 5: Solve for x
x = 18,506,266,735,025,824/134,901,902.34 - Step 6: Final answer
x = 137,183,141.33
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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.