Finding the Fourth Proportional to 373,248,337.80, 559,872,506.70 and 212,005,201.80
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Solution
The fourth proportional to 373,248,337.80, 559,872,506.70 and 212,005,201.80 is: 318,007,802.70
Step by Step Solution
- Step 1: Write the proportion equation
373,248,337.80 : 559,872,506.70 = 212,005,201.80 : x - Step 2: Convert to fraction form
373,248,337.80/559,872,506.70 = 212,005,201.80/x - Step 3: Cross multiply
373,248,337.80x = 559,872,506.70 × 212,005,201.80 - Step 4: Simplify right side
373,248,337.80x = 118,695,883,765,205,376 - Step 5: Solve for x
x = 118,695,883,765,205,376/373,248,337.80 - Step 6: Final answer
x = 318,007,802.70
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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.