Finding the Fourth Proportional to 98,221,966.44, 147,307,809.42 and 29,118,610.68
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Solution
The fourth proportional to 98,221,966.44, 147,307,809.42 and 29,118,610.68 is: 43,670,463.01
Step by Step Solution
- Step 1: Write the proportion equation
98,221,966.44 : 147,307,809.42 = 29,118,610.68 : x - Step 2: Convert to fraction form
98,221,966.44/147,307,809.42 = 29,118,610.68/x - Step 3: Cross multiply
98,221,966.44x = 147,307,809.42 × 29,118,610.68 - Step 4: Simplify right side
98,221,966.44x = 4,289,398,752,624,616 - Step 5: Solve for x
x = 4,289,398,752,624,616/98,221,966.44 - Step 6: Final answer
x = 43,670,463.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.