Finding the Fourth Proportional to 887,595,267.60, 1,331,392,901.40 and 370,396,886.40
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Solution
The fourth proportional to 887,595,267.60, 1,331,392,901.40 and 370,396,886.40 is: 555,595,329.60
Step by Step Solution
- Step 1: Write the proportion equation
887,595,267.60 : 1,331,392,901.40 = 370,396,886.40 : x - Step 2: Convert to fraction form
887,595,267.60/1,331,392,901.40 = 370,396,886.40/x - Step 3: Cross multiply
887,595,267.60x = 1,331,392,901.40 × 370,396,886.40 - Step 4: Simplify right side
887,595,267.60x = 493,143,785,253,622,208 - Step 5: Solve for x
x = 493,143,785,253,622,208/887,595,267.60 - Step 6: Final answer
x = 555,595,329.60
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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.