Finding the Fourth Proportional to 73,544,769.18, 101,484,270.78 and 45,282,654.18
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Solution
The fourth proportional to 73,544,769.18, 101,484,270.78 and 45,282,654.18 is: 62,485,438.32
Step by Step Solution
- Step 1: Write the proportion equation
73,544,769.18 : 101,484,270.78 = 45,282,654.18 : x - Step 2: Convert to fraction form
73,544,769.18/101,484,270.78 = 45,282,654.18/x - Step 3: Cross multiply
73,544,769.18x = 101,484,270.78 × 45,282,654.18 - Step 4: Simplify right side
73,544,769.18x = 4,595,477,138,440,219 - Step 5: Solve for x
x = 4,595,477,138,440,219/73,544,769.18 - Step 6: Final answer
x = 62,485,438.32
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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.