Finding the Fourth Proportional to 293,918,495,201.28, 440,519,568,491.52 and 152,349,868,707.84
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Solution
The fourth proportional to 293,918,495,201.28, 440,519,568,491.52 and 152,349,868,707.84 is: 228,339,146,799.72
Step by Step Solution
- Step 1: Write the proportion equation
293,918,495,201.28 : 440,519,568,491.52 = 152,349,868,707.84 : x - Step 2: Convert to fraction form
293,918,495,201.28/440,519,568,491.52 = 152,349,868,707.84/x - Step 3: Cross multiply
293,918,495,201.28x = 440,519,568,491.52 × 152,349,868,707.84 - Step 4: Simplify right side
293,918,495,201.28x = 67,113,098,422,917,401,673,728 - Step 5: Solve for x
x = 67,113,098,422,917,401,673,728/293,918,495,201.28 - Step 6: Final answer
x = 228,339,146,799.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.