Finding the Fourth Proportional to 376,258,197.80, 564,167,634.42 and 145,958,174.84
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Solution
The fourth proportional to 376,258,197.80, 564,167,634.42 and 145,958,174.84 is: 218,852,050.81
Step by Step Solution
- Step 1: Write the proportion equation
376,258,197.80 : 564,167,634.42 = 145,958,174.84 : x - Step 2: Convert to fraction form
376,258,197.80/564,167,634.42 = 145,958,174.84/x - Step 3: Cross multiply
376,258,197.80x = 564,167,634.42 × 145,958,174.84 - Step 4: Simplify right side
376,258,197.80x = 82,344,878,223,743,552 - Step 5: Solve for x
x = 82,344,878,223,743,552/376,258,197.80 - Step 6: Final answer
x = 218,852,050.81
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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.