Finding the Fourth Proportional to 895,616,305.14, 1,235,954,246.03 and 493,721,231.65
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Solution
The fourth proportional to 895,616,305.14, 1,235,954,246.03 and 493,721,231.65 is: 681,337,364.12
Step by Step Solution
- Step 1: Write the proportion equation
895,616,305.14 : 1,235,954,246.03 = 493,721,231.65 : x - Step 2: Convert to fraction form
895,616,305.14/1,235,954,246.03 = 493,721,231.65/x - Step 3: Cross multiply
895,616,305.14x = 1,235,954,246.03 × 493,721,231.65 - Step 4: Simplify right side
895,616,305.14x = 610,216,852,609,246,976 - Step 5: Solve for x
x = 610,216,852,609,246,976/895,616,305.14 - Step 6: Final answer
x = 681,337,364.12
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1.5x scale
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.