Finding the Fourth Proportional to 1,546,289,298.48, 2,133,879,580.92 and 850,928,274.48
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Solution
The fourth proportional to 1,546,289,298.48, 2,133,879,580.92 and 850,928,274.48 is: 1,174,281,210.85
Step by Step Solution
- Step 1: Write the proportion equation
1,546,289,298.48 : 2,133,879,580.92 = 850,928,274.48 : x - Step 2: Convert to fraction form
1,546,289,298.48/2,133,879,580.92 = 850,928,274.48/x - Step 3: Cross multiply
1,546,289,298.48x = 2,133,879,580.92 × 850,928,274.48 - Step 4: Simplify right side
1,546,289,298.48x = 1,815,778,469,740,361,216 - Step 5: Solve for x
x = 1,815,778,469,740,361,216/1,546,289,298.48 - Step 6: Final answer
x = 1,174,281,210.85
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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.