Finding the Fourth Proportional to 177,173,977.74, 244,500,765.21 and 98,860,831.98
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Solution
The fourth proportional to 177,173,977.74, 244,500,765.21 and 98,860,831.98 is: 136,428,325.29
Step by Step Solution
- Step 1: Write the proportion equation
177,173,977.74 : 244,500,765.21 = 98,860,831.98 : x - Step 2: Convert to fraction form
177,173,977.74/244,500,765.21 = 98,860,831.98/x - Step 3: Cross multiply
177,173,977.74x = 244,500,765.21 × 98,860,831.98 - Step 4: Simplify right side
177,173,977.74x = 24,171,549,068,407,240 - Step 5: Solve for x
x = 24,171,549,068,407,240/177,173,977.74 - Step 6: Final answer
x = 136,428,325.29
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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.