Finding the Fourth Proportional to 5,774,890,246.80, 8,662,335,370.20 and 1,412,822,518.80
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Solution
The fourth proportional to 5,774,890,246.80, 8,662,335,370.20 and 1,412,822,518.80 is: 2,119,233,778.20
Step by Step Solution
- Step 1: Write the proportion equation
5,774,890,246.80 : 8,662,335,370.20 = 1,412,822,518.80 : x - Step 2: Convert to fraction form
5,774,890,246.80/8,662,335,370.20 = 1,412,822,518.80/x - Step 3: Cross multiply
5,774,890,246.80x = 8,662,335,370.20 × 1,412,822,518.80 - Step 4: Simplify right side
5,774,890,246.80x = 12,238,342,476,416,294,912 - Step 5: Solve for x
x = 12,238,342,476,416,294,912/5,774,890,246.80 - Step 6: Final answer
x = 2,119,233,778.20
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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.