Finding the Fourth Proportional to 2,599,269,724.16, 3,898,917,857.28 and 875,998,638.08
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Solution
The fourth proportional to 2,599,269,724.16, 3,898,917,857.28 and 875,998,638.08 is: 1,314,002,429.69
Step by Step Solution
- Step 1: Write the proportion equation
2,599,269,724.16 : 3,898,917,857.28 = 875,998,638.08 : x - Step 2: Convert to fraction form
2,599,269,724.16/3,898,917,857.28 = 875,998,638.08/x - Step 3: Cross multiply
2,599,269,724.16x = 3,898,917,857.28 × 875,998,638.08 - Step 4: Simplify right side
2,599,269,724.16x = 3,415,446,732,963,072,000 - Step 5: Solve for x
x = 3,415,446,732,963,072,000/2,599,269,724.16 - Step 6: Final answer
x = 1,314,002,429.69
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1.5x scale
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.