Finding the Fourth Proportional to 3,038,628,066.41, 4,193,216,670.50 and 1,682,322,417.05
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Solution
The fourth proportional to 3,038,628,066.41, 4,193,216,670.50 and 1,682,322,417.05 is: 2,321,555,073.60
Step by Step Solution
- Step 1: Write the proportion equation
3,038,628,066.41 : 4,193,216,670.50 = 1,682,322,417.05 : x - Step 2: Convert to fraction form
3,038,628,066.41/4,193,216,670.50 = 1,682,322,417.05/x - Step 3: Cross multiply
3,038,628,066.41x = 4,193,216,670.50 × 1,682,322,417.05 - Step 4: Simplify right side
3,038,628,066.41x = 7,054,342,404,344,602,624 - Step 5: Solve for x
x = 7,054,342,404,344,602,624/3,038,628,066.41 - Step 6: Final answer
x = 2,321,555,073.60
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1.5x scale
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.