Finding the Fourth Proportional to 3,209,950,670.84, 4,414,023,678.16 and 2,785,828,008.83
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Solution
The fourth proportional to 3,209,950,670.84, 4,414,023,678.16 and 2,785,828,008.83 is: 3,830,809,895.60
Step by Step Solution
- Step 1: Write the proportion equation
3,209,950,670.84 : 4,414,023,678.16 = 2,785,828,008.83 : x - Step 2: Convert to fraction form
3,209,950,670.84/4,414,023,678.16 = 2,785,828,008.83/x - Step 3: Cross multiply
3,209,950,670.84x = 4,414,023,678.16 × 2,785,828,008.83 - Step 4: Simplify right side
3,209,950,670.84x = 12,296,710,794,256,945,152 - Step 5: Solve for x
x = 12,296,710,794,256,945,152/3,209,950,670.84 - Step 6: Final answer
x = 3,830,809,895.60
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1.5x scale
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.