Finding the Fourth Proportional to 68,243,457.38, 102,365,186.06 and 22,805,251.88
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Solution
The fourth proportional to 68,243,457.38, 102,365,186.06 and 22,805,251.88 is: 34,207,877.81
Step by Step Solution
- Step 1: Write the proportion equation
68,243,457.38 : 102,365,186.06 = 22,805,251.88 : x - Step 2: Convert to fraction form
68,243,457.38/102,365,186.06 = 22,805,251.88/x - Step 3: Cross multiply
68,243,457.38x = 102,365,186.06 × 22,805,251.88 - Step 4: Simplify right side
68,243,457.38x = 2,334,463,851,386,552 - Step 5: Solve for x
x = 2,334,463,851,386,552/68,243,457.38 - Step 6: Final answer
x = 34,207,877.81
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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.