Finding the Fourth Proportional to 461,852,488.42, 637,351,354.64 and 250,154,052.28
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Solution
The fourth proportional to 461,852,488.42, 637,351,354.64 and 250,154,052.28 is: 345,209,840.99
Step by Step Solution
- Step 1: Write the proportion equation
461,852,488.42 : 637,351,354.64 = 250,154,052.28 : x - Step 2: Convert to fraction form
461,852,488.42/637,351,354.64 = 250,154,052.28/x - Step 3: Cross multiply
461,852,488.42x = 637,351,354.64 × 250,154,052.28 - Step 4: Simplify right side
461,852,488.42x = 159,436,024,089,343,392 - Step 5: Solve for x
x = 159,436,024,089,343,392/461,852,488.42 - Step 6: Final answer
x = 345,209,840.99
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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.