Finding the Fourth Proportional to 2,243,863,205.80, 3,365,794,808.70 and 1,019,423,141.80
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Solution
The fourth proportional to 2,243,863,205.80, 3,365,794,808.70 and 1,019,423,141.80 is: 1,529,134,712.70
Step by Step Solution
- Step 1: Write the proportion equation
2,243,863,205.80 : 3,365,794,808.70 = 1,019,423,141.80 : x - Step 2: Convert to fraction form
2,243,863,205.80/3,365,794,808.70 = 1,019,423,141.80/x - Step 3: Cross multiply
2,243,863,205.80x = 3,365,794,808.70 × 1,019,423,141.80 - Step 4: Simplify right side
2,243,863,205.80x = 3,431,169,118,539,083,776 - Step 5: Solve for x
x = 3,431,169,118,539,083,776/2,243,863,205.80 - Step 6: Final answer
x = 1,529,134,712.70
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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.