Finding the Fourth Proportional to 1,604,927,651.70, 2,408,152,250.19 and 775,416,304.74
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Solution
The fourth proportional to 1,604,927,651.70, 2,408,152,250.19 and 775,416,304.74 is: 1,163,492,022.28
Step by Step Solution
- Step 1: Write the proportion equation
1,604,927,651.70 : 2,408,152,250.19 = 775,416,304.74 : x - Step 2: Convert to fraction form
1,604,927,651.70/2,408,152,250.19 = 775,416,304.74/x - Step 3: Cross multiply
1,604,927,651.70x = 2,408,152,250.19 × 775,416,304.74 - Step 4: Simplify right side
1,604,927,651.70x = 1,867,320,519,093,645,824 - Step 5: Solve for x
x = 1,867,320,519,093,645,824/1,604,927,651.70 - Step 6: Final answer
x = 1,163,492,022.28
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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.