Finding the Fourth Proportional to 567,230,468.96, 783,423,747.36 and 381,268,634.24
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Solution
The fourth proportional to 567,230,468.96, 783,423,747.36 and 381,268,634.24 is: 526,584,727.96
Step by Step Solution
- Step 1: Write the proportion equation
567,230,468.96 : 783,423,747.36 = 381,268,634.24 : x - Step 2: Convert to fraction form
567,230,468.96/783,423,747.36 = 381,268,634.24/x - Step 3: Cross multiply
567,230,468.96x = 783,423,747.36 × 381,268,634.24 - Step 4: Simplify right side
567,230,468.96x = 298,694,902,187,130,048 - Step 5: Solve for x
x = 298,694,902,187,130,048/567,230,468.96 - Step 6: Final answer
x = 526,584,727.96
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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.