Finding the Fourth Proportional to 156,779,394.22, 235,153,895.29 and 47,605,524.87
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Solution
The fourth proportional to 156,779,394.22, 235,153,895.29 and 47,605,524.87 is: 71,403,673.08
Step by Step Solution
- Step 1: Write the proportion equation
156,779,394.22 : 235,153,895.29 = 47,605,524.87 : x - Step 2: Convert to fraction form
156,779,394.22/235,153,895.29 = 47,605,524.87/x - Step 3: Cross multiply
156,779,394.22x = 235,153,895.29 × 47,605,524.87 - Step 4: Simplify right side
156,779,394.22x = 11,194,624,610,505,470 - Step 5: Solve for x
x = 11,194,624,610,505,470/156,779,394.22 - Step 6: Final answer
x = 71,403,673.08
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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.