Finding the Fourth Proportional to 1,364,768,946,159.70, 1,883,440,348,394 and 755,780,258,122.05
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Solution
The fourth proportional to 1,364,768,946,159.70, 1,883,440,348,394 and 755,780,258,122.05 is: 1,043,009,541,411.51
Step by Step Solution
- Step 1: Write the proportion equation
1,364,768,946,159.70 : 1,883,440,348,394 = 755,780,258,122.05 : x - Step 2: Convert to fraction form
1,364,768,946,159.70/1,883,440,348,394 = 755,780,258,122.05/x - Step 3: Cross multiply
1,364,768,946,159.70x = 1,883,440,348,394 × 755,780,258,122.05 - Step 4: Simplify right side
1,364,768,946,159.70x = 1,423,467,032,666,701,069,025,280 - Step 5: Solve for x
x = 1,423,467,032,666,701,069,025,280/1,364,768,946,159.70 - Step 6: Final answer
x = 1,043,009,541,411.51
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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.