Finding the Fourth Proportional to 1,103,476,341.06, 1,523,166,356.07 and 657,579,529.02
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Solution
The fourth proportional to 1,103,476,341.06, 1,523,166,356.07 and 657,579,529.02 is: 907,679,646.38
Step by Step Solution
- Step 1: Write the proportion equation
1,103,476,341.06 : 1,523,166,356.07 = 657,579,529.02 : x - Step 2: Convert to fraction form
1,103,476,341.06/1,523,166,356.07 = 657,579,529.02/x - Step 3: Cross multiply
1,103,476,341.06x = 1,523,166,356.07 × 657,579,529.02 - Step 4: Simplify right side
1,103,476,341.06x = 1,001,603,015,043,620,096 - Step 5: Solve for x
x = 1,001,603,015,043,620,096/1,103,476,341.06 - Step 6: Final answer
x = 907,679,646.38
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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.