Finding the Fourth Proportional to 84,827,652.60, 127,278,803.70 and 39,366,046.20
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Solution
The fourth proportional to 84,827,652.60, 127,278,803.70 and 39,366,046.20 is: 59,066,390.65
Step by Step Solution
- Step 1: Write the proportion equation
84,827,652.60 : 127,278,803.70 = 39,366,046.20 : x - Step 2: Convert to fraction form
84,827,652.60/127,278,803.70 = 39,366,046.20/x - Step 3: Cross multiply
84,827,652.60x = 127,278,803.70 × 39,366,046.20 - Step 4: Simplify right side
84,827,652.60x = 5,010,463,266,734,931 - Step 5: Solve for x
x = 5,010,463,266,734,931/84,827,652.60 - Step 6: Final answer
x = 59,066,390.65
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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.