Finding the Fourth Proportional to 4,198,674,767.30, 6,295,575,564.02 and 1,987,865,920.52
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Solution
The fourth proportional to 4,198,674,767.30, 6,295,575,564.02 and 1,987,865,920.52 is: 2,980,645,276.75
Step by Step Solution
- Step 1: Write the proportion equation
4,198,674,767.30 : 6,295,575,564.02 = 1,987,865,920.52 : x - Step 2: Convert to fraction form
4,198,674,767.30/6,295,575,564.02 = 1,987,865,920.52/x - Step 3: Cross multiply
4,198,674,767.30x = 6,295,575,564.02 × 1,987,865,920.52 - Step 4: Simplify right side
4,198,674,767.30x = 12,514,760,113,773,836,288 - Step 5: Solve for x
x = 12,514,760,113,773,836,288/4,198,674,767.30 - Step 6: Final answer
x = 2,980,645,276.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.