Finding the Fourth Proportional to 97,041,651.20, 133,918,126.08 and 52,988,955.92
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Solution
The fourth proportional to 97,041,651.20, 133,918,126.08 and 52,988,955.92 is: 73,125,112.69
Step by Step Solution
- Step 1: Write the proportion equation
97,041,651.20 : 133,918,126.08 = 52,988,955.92 : x - Step 2: Convert to fraction form
97,041,651.20/133,918,126.08 = 52,988,955.92/x - Step 3: Cross multiply
97,041,651.20x = 133,918,126.08 × 52,988,955.92 - Step 4: Simplify right side
97,041,651.20x = 7,096,181,679,742,123 - Step 5: Solve for x
x = 7,096,181,679,742,123/97,041,651.20 - Step 6: Final answer
x = 73,125,112.69
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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.