Finding the Fourth Proportional to 149,522,587.80, 224,283,881.70 and 129,367,195.80
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Solution
The fourth proportional to 149,522,587.80, 224,283,881.70 and 129,367,195.80 is: 194,050,793.70
Step by Step Solution
- Step 1: Write the proportion equation
149,522,587.80 : 224,283,881.70 = 129,367,195.80 : x - Step 2: Convert to fraction form
149,522,587.80/224,283,881.70 = 129,367,195.80/x - Step 3: Cross multiply
149,522,587.80x = 224,283,881.70 × 129,367,195.80 - Step 4: Simplify right side
149,522,587.80x = 29,014,976,838,667,936 - Step 5: Solve for x
x = 29,014,976,838,667,936/149,522,587.80 - Step 6: Final answer
x = 194,050,793.70
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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.