Finding the Fourth Proportional to 1,762,340,459.58, 2,435,517,817.89 and 1,444,299,177.60
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Solution
The fourth proportional to 1,762,340,459.58, 2,435,517,817.89 and 1,444,299,177.60 is: 1,995,991,388.77
Step by Step Solution
- Step 1: Write the proportion equation
1,762,340,459.58 : 2,435,517,817.89 = 1,444,299,177.60 : x - Step 2: Convert to fraction form
1,762,340,459.58/2,435,517,817.89 = 1,444,299,177.60/x - Step 3: Cross multiply
1,762,340,459.58x = 2,435,517,817.89 × 1,444,299,177.60 - Step 4: Simplify right side
1,762,340,459.58x = 3,517,616,381,408,673,280 - Step 5: Solve for x
x = 3,517,616,381,408,673,280/1,762,340,459.58 - Step 6: Final answer
x = 1,995,991,388.77
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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.