Finding the Fourth Proportional to 1,458,763,877.80, 2,186,287,871.10 and 596,146,277.80
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Solution
The fourth proportional to 1,458,763,877.80, 2,186,287,871.10 and 596,146,277.80 is: 893,460,138.68
Step by Step Solution
- Step 1: Write the proportion equation
1,458,763,877.80 : 2,186,287,871.10 = 596,146,277.80 : x - Step 2: Convert to fraction form
1,458,763,877.80/2,186,287,871.10 = 596,146,277.80/x - Step 3: Cross multiply
1,458,763,877.80x = 2,186,287,871.10 × 596,146,277.80 - Step 4: Simplify right side
1,458,763,877.80x = 1,303,347,376,555,550,976 - Step 5: Solve for x
x = 1,303,347,376,555,550,976/1,458,763,877.80 - Step 6: Final answer
x = 893,460,138.68
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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.