Finding the Fourth Proportional to 240,906,948.73, 332,422,197.61 and 135,035,929.92
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Solution
The fourth proportional to 240,906,948.73, 332,422,197.61 and 135,035,929.92 is: 186,333,108.34
Step by Step Solution
- Step 1: Write the proportion equation
240,906,948.73 : 332,422,197.61 = 135,035,929.92 : x - Step 2: Convert to fraction form
240,906,948.73/332,422,197.61 = 135,035,929.92/x - Step 3: Cross multiply
240,906,948.73x = 332,422,197.61 × 135,035,929.92 - Step 4: Simplify right side
240,906,948.73x = 44,888,940,578,732,176 - Step 5: Solve for x
x = 44,888,940,578,732,176/240,906,948.73 - Step 6: Final answer
x = 186,333,108.34
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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.