Finding the Fourth Proportional to 1,044,719,027.09, 1,565,356,660.45 and 606,790,385.45
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Solution
The fourth proportional to 1,044,719,027.09, 1,565,356,660.45 and 606,790,385.45 is: 909,185,481.20
Step by Step Solution
- Step 1: Write the proportion equation
1,044,719,027.09 : 1,565,356,660.45 = 606,790,385.45 : x - Step 2: Convert to fraction form
1,044,719,027.09/1,565,356,660.45 = 606,790,385.45/x - Step 3: Cross multiply
1,044,719,027.09x = 1,565,356,660.45 × 606,790,385.45 - Step 4: Simplify right side
1,044,719,027.09x = 949,843,371,361,180,416 - Step 5: Solve for x
x = 949,843,371,361,180,416/1,044,719,027.09 - Step 6: Final answer
x = 909,185,481.20
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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.