Finding the Fourth Proportional to 97,405,374.18, 134,432,790.02 and 59,721,873.95
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Solution
The fourth proportional to 97,405,374.18, 134,432,790.02 and 59,721,873.95 is: 82,424,385.80
Step by Step Solution
- Step 1: Write the proportion equation
97,405,374.18 : 134,432,790.02 = 59,721,873.95 : x - Step 2: Convert to fraction form
97,405,374.18/134,432,790.02 = 59,721,873.95/x - Step 3: Cross multiply
97,405,374.18x = 134,432,790.02 × 59,721,873.95 - Step 4: Simplify right side
97,405,374.18x = 8,028,578,140,351,288 - Step 5: Solve for x
x = 8,028,578,140,351,288/97,405,374.18 - Step 6: Final answer
x = 82,424,385.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.