Finding the Fourth Proportional to 68,178,073.59, 102,281,473.21 and 22,116,346.02
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Solution
The fourth proportional to 68,178,073.59, 102,281,473.21 and 22,116,346.02 is: 33,179,178.20
Step by Step Solution
- Step 1: Write the proportion equation
68,178,073.59 : 102,281,473.21 = 22,116,346.02 : x - Step 2: Convert to fraction form
68,178,073.59/102,281,473.21 = 22,116,346.02/x - Step 3: Cross multiply
68,178,073.59x = 102,281,473.21 × 22,116,346.02 - Step 4: Simplify right side
68,178,073.59x = 2,262,092,452,947,720 - Step 5: Solve for x
x = 2,262,092,452,947,720/68,178,073.59 - Step 6: Final answer
x = 33,179,178.20
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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.