Finding the Fourth Proportional to 3,934,150,871.19, 5,900,579,913.97 and 1,412,557,103.35
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Solution
The fourth proportional to 3,934,150,871.19, 5,900,579,913.97 and 1,412,557,103.35 is: 2,118,603,567.65
Step by Step Solution
- Step 1: Write the proportion equation
3,934,150,871.19 : 5,900,579,913.97 = 1,412,557,103.35 : x - Step 2: Convert to fraction form
3,934,150,871.19/5,900,579,913.97 = 1,412,557,103.35/x - Step 3: Cross multiply
3,934,150,871.19x = 5,900,579,913.97 × 1,412,557,103.35 - Step 4: Simplify right side
3,934,150,871.19x = 8,334,906,071,362,655,232 - Step 5: Solve for x
x = 8,334,906,071,362,655,232/3,934,150,871.19 - Step 6: Final answer
x = 2,118,603,567.65
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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.