Finding the Fourth Proportional to 351,429,262.14, 526,772,226.60 and 129,958,296.78
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Solution
The fourth proportional to 351,429,262.14, 526,772,226.60 and 129,958,296.78 is: 194,800,003.12
Step by Step Solution
- Step 1: Write the proportion equation
351,429,262.14 : 526,772,226.60 = 129,958,296.78 : x - Step 2: Convert to fraction form
351,429,262.14/526,772,226.60 = 129,958,296.78/x - Step 3: Cross multiply
351,429,262.14x = 526,772,226.60 × 129,958,296.78 - Step 4: Simplify right side
351,429,262.14x = 68,458,421,359,944,216 - Step 5: Solve for x
x = 68,458,421,359,944,216/351,429,262.14 - Step 6: Final answer
x = 194,800,003.12
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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.