Finding the Fourth Proportional to 276,188,170.84, 414,336,831.56 and 101,312,828.54
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Solution
The fourth proportional to 276,188,170.84, 414,336,831.56 and 101,312,828.54 is: 151,989,262.41
Step by Step Solution
- Step 1: Write the proportion equation
276,188,170.84 : 414,336,831.56 = 101,312,828.54 : x - Step 2: Convert to fraction form
276,188,170.84/414,336,831.56 = 101,312,828.54/x - Step 3: Cross multiply
276,188,170.84x = 414,336,831.56 × 101,312,828.54 - Step 4: Simplify right side
276,188,170.84x = 41,977,636,373,645,144 - Step 5: Solve for x
x = 41,977,636,373,645,144/276,188,170.84 - Step 6: Final answer
x = 151,989,262.41
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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.