Finding the Fourth Proportional to 939,281,159.13, 1,407,696,102.92 and 524,741,235.90
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Solution
The fourth proportional to 939,281,159.13, 1,407,696,102.92 and 524,741,235.90 is: 786,427,137.00
Step by Step Solution
- Step 1: Write the proportion equation
939,281,159.13 : 1,407,696,102.92 = 524,741,235.90 : x - Step 2: Convert to fraction form
939,281,159.13/1,407,696,102.92 = 524,741,235.90/x - Step 3: Cross multiply
939,281,159.13x = 1,407,696,102.92 × 524,741,235.90 - Step 4: Simplify right side
939,281,159.13x = 738,676,192,815,230,592 - Step 5: Solve for x
x = 738,676,192,815,230,592/939,281,159.13 - Step 6: Final answer
x = 786,427,137.00
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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.