Finding the Fourth Proportional to 3,837,455,999.10, 5,756,183,998.65 and 3,217,583,216.70
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Solution
The fourth proportional to 3,837,455,999.10, 5,756,183,998.65 and 3,217,583,216.70 is: 4,826,374,825.05
Step by Step Solution
- Step 1: Write the proportion equation
3,837,455,999.10 : 5,756,183,998.65 = 3,217,583,216.70 : x - Step 2: Convert to fraction form
3,837,455,999.10/5,756,183,998.65 = 3,217,583,216.70/x - Step 3: Cross multiply
3,837,455,999.10x = 5,756,183,998.65 × 3,217,583,216.70 - Step 4: Simplify right side
3,837,455,999.10x = 18,521,001,026,293,334,016 - Step 5: Solve for x
x = 18,521,001,026,293,334,016/3,837,455,999.10 - Step 6: Final answer
x = 4,826,374,825.05
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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.