Finding the Fourth Proportional to 1,102,387,906.20, 1,651,668,671.70 and 930,201,022.20
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Solution
The fourth proportional to 1,102,387,906.20, 1,651,668,671.70 and 930,201,022.20 is: 1,393,687,175.00
Step by Step Solution
- Step 1: Write the proportion equation
1,102,387,906.20 : 1,651,668,671.70 = 930,201,022.20 : x - Step 2: Convert to fraction form
1,102,387,906.20/1,651,668,671.70 = 930,201,022.20/x - Step 3: Cross multiply
1,102,387,906.20x = 1,651,668,671.70 × 930,201,022.20 - Step 4: Simplify right side
1,102,387,906.20x = 1,536,383,886,751,056,384 - Step 5: Solve for x
x = 1,536,383,886,751,056,384/1,102,387,906.20 - Step 6: Final answer
x = 1,393,687,175.00
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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.