Finding the Fourth Proportional to 104,107,432.24, 143,668,253.64 and 57,704,657.68
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Solution
The fourth proportional to 104,107,432.24, 143,668,253.64 and 57,704,657.68 is: 79,632,426.02
Step by Step Solution
- Step 1: Write the proportion equation
104,107,432.24 : 143,668,253.64 = 57,704,657.68 : x - Step 2: Convert to fraction form
104,107,432.24/143,668,253.64 = 57,704,657.68/x - Step 3: Cross multiply
104,107,432.24x = 143,668,253.64 × 57,704,657.68 - Step 4: Simplify right side
104,107,432.24x = 8,290,327,395,779,613 - Step 5: Solve for x
x = 8,290,327,395,779,613/104,107,432.24 - Step 6: Final answer
x = 79,632,426.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.