Finding the Fourth Proportional to 8,793,793,058.40, 13,190,689,587.60 and 6,176,552,421.60
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Solution
The fourth proportional to 8,793,793,058.40, 13,190,689,587.60 and 6,176,552,421.60 is: 9,264,828,632.40
Step by Step Solution
- Step 1: Write the proportion equation
8,793,793,058.40 : 13,190,689,587.60 = 6,176,552,421.60 : x - Step 2: Convert to fraction form
8,793,793,058.40/13,190,689,587.60 = 6,176,552,421.60/x - Step 3: Cross multiply
8,793,793,058.40x = 13,190,689,587.60 × 6,176,552,421.60 - Step 4: Simplify right side
8,793,793,058.40x = 81,472,985,714,864,685,056 - Step 5: Solve for x
x = 81,472,985,714,864,685,056/8,793,793,058.40 - Step 6: Final answer
x = 9,264,828,632.40
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Double scale
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Similar ratio
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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.