Finding the Fourth Proportional to 1,110,528,204.60, 1,665,792,306.90 and 566,332,620.60
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Solution
The fourth proportional to 1,110,528,204.60, 1,665,792,306.90 and 566,332,620.60 is: 849,498,930.90
Step by Step Solution
- Step 1: Write the proportion equation
1,110,528,204.60 : 1,665,792,306.90 = 566,332,620.60 : x - Step 2: Convert to fraction form
1,110,528,204.60/1,665,792,306.90 = 566,332,620.60/x - Step 3: Cross multiply
1,110,528,204.60x = 1,665,792,306.90 × 566,332,620.60 - Step 4: Simplify right side
1,110,528,204.60x = 943,392,522,541,996,544 - Step 5: Solve for x
x = 943,392,522,541,996,544/1,110,528,204.60 - Step 6: Final answer
x = 849,498,930.90
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Double scale
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Similar ratio
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1.5x scale
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.