Finding the Fourth Proportional to 112,380,618.30, 168,381,970.65 and 93,107,024.70
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Solution
The fourth proportional to 112,380,618.30, 168,381,970.65 and 93,107,024.70 is: 139,503,986.88
Step by Step Solution
- Step 1: Write the proportion equation
112,380,618.30 : 168,381,970.65 = 93,107,024.70 : x - Step 2: Convert to fraction form
112,380,618.30/168,381,970.65 = 93,107,024.70/x - Step 3: Cross multiply
112,380,618.30x = 168,381,970.65 × 93,107,024.70 - Step 4: Simplify right side
112,380,618.30x = 15,677,544,300,344,226 - Step 5: Solve for x
x = 15,677,544,300,344,226/112,380,618.30 - Step 6: Final answer
x = 139,503,986.88
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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.