Finding the Fourth Proportional to 735,137,487.20, 1,102,706,230.80 and 463,039,695.20
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Solution
The fourth proportional to 735,137,487.20, 1,102,706,230.80 and 463,039,695.20 is: 694,559,542.80
Step by Step Solution
- Step 1: Write the proportion equation
735,137,487.20 : 1,102,706,230.80 = 463,039,695.20 : x - Step 2: Convert to fraction form
735,137,487.20/1,102,706,230.80 = 463,039,695.20/x - Step 3: Cross multiply
735,137,487.20x = 1,102,706,230.80 × 463,039,695.20 - Step 4: Simplify right side
735,137,487.20x = 510,596,757,004,772,800 - Step 5: Solve for x
x = 510,596,757,004,772,800/735,137,487.20 - Step 6: Final answer
x = 694,559,542.80
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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.