Finding the Fourth Proportional to 73,358,258.04, 101,235,441.96 and 40,321,560.06
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Solution
The fourth proportional to 73,358,258.04, 101,235,441.96 and 40,321,560.06 is: 55,644,327.75
Step by Step Solution
- Step 1: Write the proportion equation
73,358,258.04 : 101,235,441.96 = 40,321,560.06 : x - Step 2: Convert to fraction form
73,358,258.04/101,235,441.96 = 40,321,560.06/x - Step 3: Cross multiply
73,358,258.04x = 101,235,441.96 × 40,321,560.06 - Step 4: Simplify right side
73,358,258.04x = 4,081,970,953,190,784 - Step 5: Solve for x
x = 4,081,970,953,190,784/73,358,258.04 - Step 6: Final answer
x = 55,644,327.75
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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.