Finding the Fourth Proportional to 86,560,643,959.76, 129,750,344,423.46 and 36,224,917,352.18
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Solution
The fourth proportional to 86,560,643,959.76, 129,750,344,423.46 and 36,224,917,352.18 is: 54,299,451,669.30
Step by Step Solution
- Step 1: Write the proportion equation
86,560,643,959.76 : 129,750,344,423.46 = 36,224,917,352.18 : x - Step 2: Convert to fraction form
86,560,643,959.76/129,750,344,423.46 = 36,224,917,352.18/x - Step 3: Cross multiply
86,560,643,959.76x = 129,750,344,423.46 × 36,224,917,352.18 - Step 4: Simplify right side
86,560,643,959.76x = 4,700,195,503,156,728,168,448 - Step 5: Solve for x
x = 4,700,195,503,156,728,168,448/86,560,643,959.76 - Step 6: Final answer
x = 54,299,451,669.30
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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.