Finding the Fourth Proportional to 68,818,125.92, 94,920,663.11 and 45,289,166.13
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Solution
The fourth proportional to 68,818,125.92, 94,920,663.11 and 45,289,166.13 is: 62,467,229.72
Step by Step Solution
- Step 1: Write the proportion equation
68,818,125.92 : 94,920,663.11 = 45,289,166.13 : x - Step 2: Convert to fraction form
68,818,125.92/94,920,663.11 = 45,289,166.13/x - Step 3: Cross multiply
68,818,125.92x = 94,920,663.11 × 45,289,166.13 - Step 4: Simplify right side
68,818,125.92x = 4,298,877,680,532,107 - Step 5: Solve for x
x = 4,298,877,680,532,107/68,818,125.92 - Step 6: Final answer
x = 62,467,229.72
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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.