Finding the Fourth Proportional to 1,223,657,351,837.60, 1,688,652,395,401 and 667,474,599,323.94
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Solution
The fourth proportional to 1,223,657,351,837.60, 1,688,652,395,401 and 667,474,599,323.94 is: 921,117,810,737.66
Step by Step Solution
- Step 1: Write the proportion equation
1,223,657,351,837.60 : 1,688,652,395,401 = 667,474,599,323.94 : x - Step 2: Convert to fraction form
1,223,657,351,837.60/1,688,652,395,401 = 667,474,599,323.94/x - Step 3: Cross multiply
1,223,657,351,837.60x = 1,688,652,395,401 × 667,474,599,323.94 - Step 4: Simplify right side
1,223,657,351,837.60x = 1,127,132,581,017,693,915,709,440 - Step 5: Solve for x
x = 1,127,132,581,017,693,915,709,440/1,223,657,351,837.60 - Step 6: Final answer
x = 921,117,810,737.66
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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.