Finding the Fourth Proportional to 104,328,204.60, 156,492,306.90 and 66,032,959.80
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Solution
The fourth proportional to 104,328,204.60, 156,492,306.90 and 66,032,959.80 is: 99,049,439.70
Step by Step Solution
- Step 1: Write the proportion equation
104,328,204.60 : 156,492,306.90 = 66,032,959.80 : x - Step 2: Convert to fraction form
104,328,204.60/156,492,306.90 = 66,032,959.80/x - Step 3: Cross multiply
104,328,204.60x = 156,492,306.90 × 66,032,959.80 - Step 4: Simplify right side
104,328,204.60x = 10,333,650,210,536,962 - Step 5: Solve for x
x = 10,333,650,210,536,962/104,328,204.60 - Step 6: Final answer
x = 99,049,439.70
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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.