Finding the Fourth Proportional to 1,055,341,550.91, 1,583,255,524.41 and 365,248,813.08
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Solution
The fourth proportional to 1,055,341,550.91, 1,583,255,524.41 and 365,248,813.08 is: 547,957,389.33
Step by Step Solution
- Step 1: Write the proportion equation
1,055,341,550.91 : 1,583,255,524.41 = 365,248,813.08 : x - Step 2: Convert to fraction form
1,055,341,550.91/1,583,255,524.41 = 365,248,813.08/x - Step 3: Cross multiply
1,055,341,550.91x = 1,583,255,524.41 × 365,248,813.08 - Step 4: Simplify right side
1,055,341,550.91x = 578,282,201,093,105,536 - Step 5: Solve for x
x = 578,282,201,093,105,536/1,055,341,550.91 - Step 6: Final answer
x = 547,957,389.33
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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.