Finding the Fourth Proportional to 1,356,475,114.70, 2,034,712,672.05 and 436,351,453.33
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Solution
The fourth proportional to 1,356,475,114.70, 2,034,712,672.05 and 436,351,453.33 is: 654,527,179.99
Step by Step Solution
- Step 1: Write the proportion equation
1,356,475,114.70 : 2,034,712,672.05 = 436,351,453.33 : x - Step 2: Convert to fraction form
1,356,475,114.70/2,034,712,672.05 = 436,351,453.33/x - Step 3: Cross multiply
1,356,475,114.70x = 2,034,712,672.05 × 436,351,453.33 - Step 4: Simplify right side
1,356,475,114.70x = 887,849,831,547,811,584 - Step 5: Solve for x
x = 887,849,831,547,811,584/1,356,475,114.70 - Step 6: Final answer
x = 654,527,179.99
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Double scale
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Similar ratio
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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.