Finding the Fourth Proportional to 487,727,897.74, 673,065,165.39 and 264,709,582.80
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Solution
The fourth proportional to 487,727,897.74, 673,065,165.39 and 264,709,582.80 is: 365,299,586.00
Step by Step Solution
- Step 1: Write the proportion equation
487,727,897.74 : 673,065,165.39 = 264,709,582.80 : x - Step 2: Convert to fraction form
487,727,897.74/673,065,165.39 = 264,709,582.80/x - Step 3: Cross multiply
487,727,897.74x = 673,065,165.39 × 264,709,582.80 - Step 4: Simplify right side
487,727,897.74x = 178,166,799,126,068,544 - Step 5: Solve for x
x = 178,166,799,126,068,544/487,727,897.74 - Step 6: Final answer
x = 365,299,586.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.