Finding the Fourth Proportional to 7,534,191,831.60, 11,301,287,747.40 and 2,293,758,418.80
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Solution
The fourth proportional to 7,534,191,831.60, 11,301,287,747.40 and 2,293,758,418.80 is: 3,440,637,628.20
Step by Step Solution
- Step 1: Write the proportion equation
7,534,191,831.60 : 11,301,287,747.40 = 2,293,758,418.80 : x - Step 2: Convert to fraction form
7,534,191,831.60/11,301,287,747.40 = 2,293,758,418.80/x - Step 3: Cross multiply
7,534,191,831.60x = 11,301,287,747.40 × 2,293,758,418.80 - Step 4: Simplify right side
7,534,191,831.60x = 25,922,423,913,880,039,424 - Step 5: Solve for x
x = 25,922,423,913,880,039,424/7,534,191,831.60 - Step 6: Final answer
x = 3,440,637,628.20
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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.