Finding the Fourth Proportional to 2,047,786,169.08, 2,825,924,794.68 and 1,107,968,189.98
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Solution
The fourth proportional to 2,047,786,169.08, 2,825,924,794.68 and 1,107,968,189.98 is: 1,528,985,216.84
Step by Step Solution
- Step 1: Write the proportion equation
2,047,786,169.08 : 2,825,924,794.68 = 1,107,968,189.98 : x - Step 2: Convert to fraction form
2,047,786,169.08/2,825,924,794.68 = 1,107,968,189.98/x - Step 3: Cross multiply
2,047,786,169.08x = 2,825,924,794.68 × 1,107,968,189.98 - Step 4: Simplify right side
2,047,786,169.08x = 3,131,034,779,781,202,432 - Step 5: Solve for x
x = 3,131,034,779,781,202,432/2,047,786,169.08 - Step 6: Final answer
x = 1,528,985,216.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.