Finding the Fourth Proportional to 191,282,977.64, 286,625,530.86 and 133,104,325.31
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Solution
The fourth proportional to 191,282,977.64, 286,625,530.86 and 133,104,325.31 is: 199,448,473.52
Step by Step Solution
- Step 1: Write the proportion equation
191,282,977.64 : 286,625,530.86 = 133,104,325.31 : x - Step 2: Convert to fraction form
191,282,977.64/286,625,530.86 = 133,104,325.31/x - Step 3: Cross multiply
191,282,977.64x = 286,625,530.86 × 133,104,325.31 - Step 4: Simplify right side
191,282,977.64x = 38,151,097,900,307,760 - Step 5: Solve for x
x = 38,151,097,900,307,760/191,282,977.64 - Step 6: Final answer
x = 199,448,473.52
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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.