Finding the Fourth Proportional to 3,603,012,129.20, 5,404,518,193.80 and 2,208,298,368.80
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Solution
The fourth proportional to 3,603,012,129.20, 5,404,518,193.80 and 2,208,298,368.80 is: 3,312,447,553.20
Step by Step Solution
- Step 1: Write the proportion equation
3,603,012,129.20 : 5,404,518,193.80 = 2,208,298,368.80 : x - Step 2: Convert to fraction form
3,603,012,129.20/5,404,518,193.80 = 2,208,298,368.80/x - Step 3: Cross multiply
3,603,012,129.20x = 5,404,518,193.80 × 2,208,298,368.80 - Step 4: Simplify right side
3,603,012,129.20x = 11,934,788,711,518,464,000 - Step 5: Solve for x
x = 11,934,788,711,518,464,000/3,603,012,129.20 - Step 6: Final answer
x = 3,312,447,553.20
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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.