Finding the Fourth Proportional to 1,594,523,261.20, 2,391,784,891.80 and 734,559,869.20
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Solution
The fourth proportional to 1,594,523,261.20, 2,391,784,891.80 and 734,559,869.20 is: 1,101,839,803.80
Step by Step Solution
- Step 1: Write the proportion equation
1,594,523,261.20 : 2,391,784,891.80 = 734,559,869.20 : x - Step 2: Convert to fraction form
1,594,523,261.20/2,391,784,891.80 = 734,559,869.20/x - Step 3: Cross multiply
1,594,523,261.20x = 2,391,784,891.80 × 734,559,869.20 - Step 4: Simplify right side
1,594,523,261.20x = 1,756,909,197,275,144,448 - Step 5: Solve for x
x = 1,756,909,197,275,144,448/1,594,523,261.20 - Step 6: Final answer
x = 1,101,839,803.80
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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.