Finding the Fourth Proportional to 358,367,795.60, 537,651,226.20 and 153,993,779.60
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Solution
The fourth proportional to 358,367,795.60, 537,651,226.20 and 153,993,779.60 is: 231,033,439.52
Step by Step Solution
- Step 1: Write the proportion equation
358,367,795.60 : 537,651,226.20 = 153,993,779.60 : x - Step 2: Convert to fraction form
358,367,795.60/537,651,226.20 = 153,993,779.60/x - Step 3: Cross multiply
358,367,795.60x = 537,651,226.20 × 153,993,779.60 - Step 4: Simplify right side
358,367,795.60x = 82,794,944,429,112,544 - Step 5: Solve for x
x = 82,794,944,429,112,544/358,367,795.60 - Step 6: Final answer
x = 231,033,439.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.