Finding the Fourth Proportional to 339,980,402.05, 510,096,574.28 and 135,655,115.65
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Solution
The fourth proportional to 339,980,402.05, 510,096,574.28 and 135,655,115.65 is: 203,532,937.07
Step by Step Solution
- Step 1: Write the proportion equation
339,980,402.05 : 510,096,574.28 = 135,655,115.65 : x - Step 2: Convert to fraction form
339,980,402.05/510,096,574.28 = 135,655,115.65/x - Step 3: Cross multiply
339,980,402.05x = 510,096,574.28 × 135,655,115.65 - Step 4: Simplify right side
339,980,402.05x = 69,197,209,776,622,216 - Step 5: Solve for x
x = 69,197,209,776,622,216/339,980,402.05 - Step 6: Final answer
x = 203,532,937.07
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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.