Finding the Fourth Proportional to 8,515,422,599.60, 11,751,158,126.04 and 4,756,288,026.80
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Solution
The fourth proportional to 8,515,422,599.60, 11,751,158,126.04 and 4,756,288,026.80 is: 6,563,607,623.95
Step by Step Solution
- Step 1: Write the proportion equation
8,515,422,599.60 : 11,751,158,126.04 = 4,756,288,026.80 : x - Step 2: Convert to fraction form
8,515,422,599.60/11,751,158,126.04 = 4,756,288,026.80/x - Step 3: Cross multiply
8,515,422,599.60x = 11,751,158,126.04 × 4,756,288,026.80 - Step 4: Simplify right side
8,515,422,599.60x = 55,891,892,695,917,584,384 - Step 5: Solve for x
x = 55,891,892,695,917,584,384/8,515,422,599.60 - Step 6: Final answer
x = 6,563,607,623.95
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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.