Finding the Fourth Proportional to 349,176,240.87, 523,776,734.19 and 86,862,157.26
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Solution
The fourth proportional to 349,176,240.87, 523,776,734.19 and 86,862,157.26 is: 130,296,313.81
Step by Step Solution
- Step 1: Write the proportion equation
349,176,240.87 : 523,776,734.19 = 86,862,157.26 : x - Step 2: Convert to fraction form
349,176,240.87/523,776,734.19 = 86,862,157.26/x - Step 3: Cross multiply
349,176,240.87x = 523,776,734.19 × 86,862,157.26 - Step 4: Simplify right side
349,176,240.87x = 45,496,377,054,341,000 - Step 5: Solve for x
x = 45,496,377,054,341,000/349,176,240.87 - Step 6: Final answer
x = 130,296,313.81
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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.