Finding the Fourth Proportional to 64,516,235.10, 96,774,352.65 and 48,590,987.10
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Solution
The fourth proportional to 64,516,235.10, 96,774,352.65 and 48,590,987.10 is: 72,886,480.65
Step by Step Solution
- Step 1: Write the proportion equation
64,516,235.10 : 96,774,352.65 = 48,590,987.10 : x - Step 2: Convert to fraction form
64,516,235.10/96,774,352.65 = 48,590,987.10/x - Step 3: Cross multiply
64,516,235.10x = 96,774,352.65 × 48,590,987.10 - Step 4: Simplify right side
64,516,235.10x = 4,702,361,321,227,001 - Step 5: Solve for x
x = 4,702,361,321,227,001/64,516,235.10 - Step 6: Final answer
x = 72,886,480.65
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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.