Finding the Fourth Proportional to 585,800,972.58, 808,351,910.01 and 347,605,110.53
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Solution
The fourth proportional to 585,800,972.58, 808,351,910.01 and 347,605,110.53 is: 479,663,346.72
Step by Step Solution
- Step 1: Write the proportion equation
585,800,972.58 : 808,351,910.01 = 347,605,110.53 : x - Step 2: Convert to fraction form
585,800,972.58/808,351,910.01 = 347,605,110.53/x - Step 3: Cross multiply
585,800,972.58x = 808,351,910.01 × 347,605,110.53 - Step 4: Simplify right side
585,800,972.58x = 280,987,255,022,120,896 - Step 5: Solve for x
x = 280,987,255,022,120,896/585,800,972.58 - Step 6: Final answer
x = 479,663,346.72
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.