Finding the Fourth Proportional to 6,526,306,776.30, 9,789,460,164.45 and 2,163,672,177.90
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Solution
The fourth proportional to 6,526,306,776.30, 9,789,460,164.45 and 2,163,672,177.90 is: 3,245,508,266.85
Step by Step Solution
- Step 1: Write the proportion equation
6,526,306,776.30 : 9,789,460,164.45 = 2,163,672,177.90 : x - Step 2: Convert to fraction form
6,526,306,776.30/9,789,460,164.45 = 2,163,672,177.90/x - Step 3: Cross multiply
6,526,306,776.30x = 9,789,460,164.45 × 2,163,672,177.90 - Step 4: Simplify right side
6,526,306,776.30x = 21,181,182,594,480,824,320 - Step 5: Solve for x
x = 21,181,182,594,480,824,320/6,526,306,776.30 - Step 6: Final answer
x = 3,245,508,266.85
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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.