Finding the Fourth Proportional to 1,364,768,946,158.20, 1,883,440,348,391.80 and 755,780,258,120.58
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Solution
The fourth proportional to 1,364,768,946,158.20, 1,883,440,348,391.80 and 755,780,258,120.58 is: 1,043,009,541,409.41
Step by Step Solution
- Step 1: Write the proportion equation
1,364,768,946,158.20 : 1,883,440,348,391.80 = 755,780,258,120.58 : x - Step 2: Convert to fraction form
1,364,768,946,158.20/1,883,440,348,391.80 = 755,780,258,120.58/x - Step 3: Cross multiply
1,364,768,946,158.20x = 1,883,440,348,391.80 × 755,780,258,120.58 - Step 4: Simplify right side
1,364,768,946,158.20x = 1,423,467,032,662,269,736,517,632 - Step 5: Solve for x
x = 1,423,467,032,662,269,736,517,632/1,364,768,946,158.20 - Step 6: Final answer
x = 1,043,009,541,409.41
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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.