Finding the Fourth Proportional to 248,832,147.30, 373,248,220.95 and 152,086,265.70
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Solution
The fourth proportional to 248,832,147.30, 373,248,220.95 and 152,086,265.70 is: 228,129,398.55
Step by Step Solution
- Step 1: Write the proportion equation
248,832,147.30 : 373,248,220.95 = 152,086,265.70 : x - Step 2: Convert to fraction form
248,832,147.30/373,248,220.95 = 152,086,265.70/x - Step 3: Cross multiply
248,832,147.30x = 373,248,220.95 × 152,086,265.70 - Step 4: Simplify right side
248,832,147.30x = 56,765,928,103,454,000 - Step 5: Solve for x
x = 56,765,928,103,454,000/248,832,147.30 - Step 6: Final answer
x = 228,129,398.55
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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.