Finding the Fourth Proportional to 54,653,894,358.64, 81,992,022,926.36 and 18,793,994,155.08
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Solution
The fourth proportional to 54,653,894,358.64, 81,992,022,926.36 and 18,793,994,155.08 is: 28,194,836,209.28
Step by Step Solution
- Step 1: Write the proportion equation
54,653,894,358.64 : 81,992,022,926.36 = 18,793,994,155.08 : x - Step 2: Convert to fraction form
54,653,894,358.64/81,992,022,926.36 = 18,793,994,155.08/x - Step 3: Cross multiply
54,653,894,358.64x = 81,992,022,926.36 × 18,793,994,155.08 - Step 4: Simplify right side
54,653,894,358.64x = 1,540,957,599,641,195,249,664 - Step 5: Solve for x
x = 1,540,957,599,641,195,249,664/54,653,894,358.64 - Step 6: Final answer
x = 28,194,836,209.28
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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.