Finding the Fourth Proportional to 4,080,398,831.80, 6,120,598,247.70 and 2,447,812,079.80
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Solution
The fourth proportional to 4,080,398,831.80, 6,120,598,247.70 and 2,447,812,079.80 is: 3,671,718,119.70
Step by Step Solution
- Step 1: Write the proportion equation
4,080,398,831.80 : 6,120,598,247.70 = 2,447,812,079.80 : x - Step 2: Convert to fraction form
4,080,398,831.80/6,120,598,247.70 = 2,447,812,079.80/x - Step 3: Cross multiply
4,080,398,831.80x = 6,120,598,247.70 × 2,447,812,079.80 - Step 4: Simplify right side
4,080,398,831.80x = 14,982,074,326,322,774,016 - Step 5: Solve for x
x = 14,982,074,326,322,774,016/4,080,398,831.80 - Step 6: Final answer
x = 3,671,718,119.70
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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.