Finding the Fourth Proportional to 2,475,284,271.36, 3,415,956,905.52 and 1,361,479,593.12
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Solution
The fourth proportional to 2,475,284,271.36, 3,415,956,905.52 and 1,361,479,593.12 is: 1,878,877,376.49
Step by Step Solution
- Step 1: Write the proportion equation
2,475,284,271.36 : 3,415,956,905.52 = 1,361,479,593.12 : x - Step 2: Convert to fraction form
2,475,284,271.36/3,415,956,905.52 = 1,361,479,593.12/x - Step 3: Cross multiply
2,475,284,271.36x = 3,415,956,905.52 × 1,361,479,593.12 - Step 4: Simplify right side
2,475,284,271.36x = 4,650,755,617,842,823,168 - Step 5: Solve for x
x = 4,650,755,617,842,823,168/2,475,284,271.36 - Step 6: Final answer
x = 1,878,877,376.49
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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.