Finding the Fourth Proportional to 88,258,552.59, 121,797,904.47 and 48,570,649.44
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Solution
The fourth proportional to 88,258,552.59, 121,797,904.47 and 48,570,649.44 is: 67,028,102.63
Step by Step Solution
- Step 1: Write the proportion equation
88,258,552.59 : 121,797,904.47 = 48,570,649.44 : x - Step 2: Convert to fraction form
88,258,552.59/121,797,904.47 = 48,570,649.44/x - Step 3: Cross multiply
88,258,552.59x = 121,797,904.47 × 48,570,649.44 - Step 4: Simplify right side
88,258,552.59x = 5,915,803,320,538,979 - Step 5: Solve for x
x = 5,915,803,320,538,979/88,258,552.59 - Step 6: Final answer
x = 67,028,102.63
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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.