Finding the Fourth Proportional to 2,498,579,647.35, 3,448,040,240.18 and 1,384,817,646.39
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Solution
The fourth proportional to 2,498,579,647.35, 3,448,040,240.18 and 1,384,817,646.39 is: 1,911,048,533.16
Step by Step Solution
- Step 1: Write the proportion equation
2,498,579,647.35 : 3,448,040,240.18 = 1,384,817,646.39 : x - Step 2: Convert to fraction form
2,498,579,647.35/3,448,040,240.18 = 1,384,817,646.39/x - Step 3: Cross multiply
2,498,579,647.35x = 3,448,040,240.18 × 1,384,817,646.39 - Step 4: Simplify right side
2,498,579,647.35x = 4,774,906,970,057,154,560 - Step 5: Solve for x
x = 4,774,906,970,057,154,560/2,498,579,647.35 - Step 6: Final answer
x = 1,911,048,533.16
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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.