Finding the Fourth Proportional to 1,134,702,694.53, 1,565,822,281.11 and 658,356,165.18
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Solution
The fourth proportional to 1,134,702,694.53, 1,565,822,281.11 and 658,356,165.18 is: 908,492,380.70
Step by Step Solution
- Step 1: Write the proportion equation
1,134,702,694.53 : 1,565,822,281.11 = 658,356,165.18 : x - Step 2: Convert to fraction form
1,134,702,694.53/1,565,822,281.11 = 658,356,165.18/x - Step 3: Cross multiply
1,134,702,694.53x = 1,565,822,281.11 × 658,356,165.18 - Step 4: Simplify right side
1,134,702,694.53x = 1,030,868,752,344,979,456 - Step 5: Solve for x
x = 1,030,868,752,344,979,456/1,134,702,694.53 - Step 6: Final answer
x = 908,492,380.70
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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.