Finding the Fourth Proportional to 26,204,032,135.20, 39,306,048,202.80 and 8,517,675,655.20
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Solution
The fourth proportional to 26,204,032,135.20, 39,306,048,202.80 and 8,517,675,655.20 is: 12,776,513,482.80
Step by Step Solution
- Step 1: Write the proportion equation
26,204,032,135.20 : 39,306,048,202.80 = 8,517,675,655.20 : x - Step 2: Convert to fraction form
26,204,032,135.20/39,306,048,202.80 = 8,517,675,655.20/x - Step 3: Cross multiply
26,204,032,135.20x = 39,306,048,202.80 × 8,517,675,655.20 - Step 4: Simplify right side
26,204,032,135.20x = 334,796,169,879,107,272,704 - Step 5: Solve for x
x = 334,796,169,879,107,272,704/26,204,032,135.20 - Step 6: Final answer
x = 12,776,513,482.80
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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.