Finding the Fourth Proportional to 546,264,468.90, 819,396,703.35 and 483,129,278.10
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Solution
The fourth proportional to 546,264,468.90, 819,396,703.35 and 483,129,278.10 is: 724,693,917.15
Step by Step Solution
- Step 1: Write the proportion equation
546,264,468.90 : 819,396,703.35 = 483,129,278.10 : x - Step 2: Convert to fraction form
546,264,468.90/819,396,703.35 = 483,129,278.10/x - Step 3: Cross multiply
546,264,468.90x = 819,396,703.35 × 483,129,278.10 - Step 4: Simplify right side
546,264,468.90x = 395,874,537,767,005,376 - Step 5: Solve for x
x = 395,874,537,767,005,376/546,264,468.90 - Step 6: Final answer
x = 724,693,917.15
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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.