Finding the Fourth Proportional to 8,471,115,831.06, 12,708,225,164.30 and 3,494,122,671.87
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Solution
The fourth proportional to 8,471,115,831.06, 12,708,225,164.30 and 3,494,122,671.87 is: 5,241,823,928.67
Step by Step Solution
- Step 1: Write the proportion equation
8,471,115,831.06 : 12,708,225,164.30 = 3,494,122,671.87 : x - Step 2: Convert to fraction form
8,471,115,831.06/12,708,225,164.30 = 3,494,122,671.87/x - Step 3: Cross multiply
8,471,115,831.06x = 12,708,225,164.30 × 3,494,122,671.87 - Step 4: Simplify right side
8,471,115,831.06x = 44,404,097,665,792,016,384 - Step 5: Solve for x
x = 44,404,097,665,792,016,384/8,471,115,831.06 - Step 6: Final answer
x = 5,241,823,928.67
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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.