Finding the Fourth Proportional to 83,490,706.22, 125,270,794.16 and 36,780,285.98
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Solution
The fourth proportional to 83,490,706.22, 125,270,794.16 and 36,780,285.98 is: 55,185,730.75
Step by Step Solution
- Step 1: Write the proportion equation
83,490,706.22 : 125,270,794.16 = 36,780,285.98 : x - Step 2: Convert to fraction form
83,490,706.22/125,270,794.16 = 36,780,285.98/x - Step 3: Cross multiply
83,490,706.22x = 125,270,794.16 × 36,780,285.98 - Step 4: Simplify right side
83,490,706.22x = 4,607,495,633,336,259 - Step 5: Solve for x
x = 4,607,495,633,336,259/83,490,706.22 - Step 6: Final answer
x = 55,185,730.75
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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.