Finding the Fourth Proportional to 97,677,314.40, 146,390,000.40 and 74,845,034.40
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Solution
The fourth proportional to 97,677,314.40, 146,390,000.40 and 74,845,034.40 is: 112,171,026.44
Step by Step Solution
- Step 1: Write the proportion equation
97,677,314.40 : 146,390,000.40 = 74,845,034.40 : x - Step 2: Convert to fraction form
97,677,314.40/146,390,000.40 = 74,845,034.40/x - Step 3: Cross multiply
97,677,314.40x = 146,390,000.40 × 74,845,034.40 - Step 4: Simplify right side
97,677,314.40x = 10,956,564,615,754,016 - Step 5: Solve for x
x = 10,956,564,615,754,016/97,677,314.40 - Step 6: Final answer
x = 112,171,026.44
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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.