Finding the Fourth Proportional to 440,770,779.57, 660,951,862.71 and 164,347,774
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Solution
The fourth proportional to 440,770,779.57, 660,951,862.71 and 164,347,774 is: 246,445,482.31
Step by Step Solution
- Step 1: Write the proportion equation
440,770,779.57 : 660,951,862.71 = 164,347,774 : x - Step 2: Convert to fraction form
440,770,779.57/660,951,862.71 = 164,347,774/x - Step 3: Cross multiply
440,770,779.57x = 660,951,862.71 × 164,347,774 - Step 4: Simplify right side
440,770,779.57x = 108,625,967,357,542,112 - Step 5: Solve for x
x = 108,625,967,357,542,112/440,770,779.57 - Step 6: Final answer
x = 246,445,482.31
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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.