Finding the Fourth Proportional to 258,701,937.01, 357,010,123.58 and 147,192,775.47
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Solution
The fourth proportional to 258,701,937.01, 357,010,123.58 and 147,192,775.47 is: 203,126,855.44
Step by Step Solution
- Step 1: Write the proportion equation
258,701,937.01 : 357,010,123.58 = 147,192,775.47 : x - Step 2: Convert to fraction form
258,701,937.01/357,010,123.58 = 147,192,775.47/x - Step 3: Cross multiply
258,701,937.01x = 357,010,123.58 × 147,192,775.47 - Step 4: Simplify right side
258,701,937.01x = 52,549,310,960,627,888 - Step 5: Solve for x
x = 52,549,310,960,627,888/258,701,937.01 - Step 6: Final answer
x = 203,126,855.44
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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.