Finding the Fourth Proportional to 4,220,417,924.62, 6,322,636,226.77 and 2,817,170,993.23
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Solution
The fourth proportional to 4,220,417,924.62, 6,322,636,226.77 and 2,817,170,993.23 is: 4,220,422,644.61
Step by Step Solution
- Step 1: Write the proportion equation
4,220,417,924.62 : 6,322,636,226.77 = 2,817,170,993.23 : x - Step 2: Convert to fraction form
4,220,417,924.62/6,322,636,226.77 = 2,817,170,993.23/x - Step 3: Cross multiply
4,220,417,924.62x = 6,322,636,226.77 × 2,817,170,993.23 - Step 4: Simplify right side
4,220,417,924.62x = 17,811,947,378,778,771,456 - Step 5: Solve for x
x = 17,811,947,378,778,771,456/4,220,417,924.62 - Step 6: Final answer
x = 4,220,422,644.61
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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.