Finding the Fourth Proportional to 177,482,149.11, 267,434,670.08 and 145,842,809.18
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Solution
The fourth proportional to 177,482,149.11, 267,434,670.08 and 145,842,809.18 is: 219,759,698.38
Step by Step Solution
- Step 1: Write the proportion equation
177,482,149.11 : 267,434,670.08 = 145,842,809.18 : x - Step 2: Convert to fraction form
177,482,149.11/267,434,670.08 = 145,842,809.18/x - Step 3: Cross multiply
177,482,149.11x = 267,434,670.08 × 145,842,809.18 - Step 4: Simplify right side
177,482,149.11x = 39,003,423,555,621,136 - Step 5: Solve for x
x = 39,003,423,555,621,136/177,482,149.11 - Step 6: Final answer
x = 219,759,698.38
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.