Finding the Fourth Proportional to 258,647,110.84, 357,399,909.92 and 184,178,385.42
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Solution
The fourth proportional to 258,647,110.84, 357,399,909.92 and 184,178,385.42 is: 254,498,641.58
Step by Step Solution
- Step 1: Write the proportion equation
258,647,110.84 : 357,399,909.92 = 184,178,385.42 : x - Step 2: Convert to fraction form
258,647,110.84/357,399,909.92 = 184,178,385.42/x - Step 3: Cross multiply
258,647,110.84x = 357,399,909.92 × 184,178,385.42 - Step 4: Simplify right side
258,647,110.84x = 65,825,338,358,319,040 - Step 5: Solve for x
x = 65,825,338,358,319,040/258,647,110.84 - Step 6: Final answer
x = 254,498,641.58
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.