Finding the Fourth Proportional to 2,255,248,036.80, 3,382,872,055.20 and 2,102,193,028.80
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Solution
The fourth proportional to 2,255,248,036.80, 3,382,872,055.20 and 2,102,193,028.80 is: 3,153,289,543.20
Step by Step Solution
- Step 1: Write the proportion equation
2,255,248,036.80 : 3,382,872,055.20 = 2,102,193,028.80 : x - Step 2: Convert to fraction form
2,255,248,036.80/3,382,872,055.20 = 2,102,193,028.80/x - Step 3: Cross multiply
2,255,248,036.80x = 3,382,872,055.20 × 2,102,193,028.80 - Step 4: Simplify right side
2,255,248,036.80x = 7,111,450,051,763,768,320 - Step 5: Solve for x
x = 7,111,450,051,763,768,320/2,255,248,036.80 - Step 6: Final answer
x = 3,153,289,543.20
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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.