Finding the Fourth Proportional to 470,947,835.25, 706,367,851.02 and 125,928,366.44
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Solution
The fourth proportional to 470,947,835.25, 706,367,851.02 and 125,928,366.44 is: 188,878,136.65
Step by Step Solution
- Step 1: Write the proportion equation
470,947,835.25 : 706,367,851.02 = 125,928,366.44 : x - Step 2: Convert to fraction form
470,947,835.25/706,367,851.02 = 125,928,366.44/x - Step 3: Cross multiply
470,947,835.25x = 706,367,851.02 × 125,928,366.44 - Step 4: Simplify right side
470,947,835.25x = 88,951,749,581,150,048 - Step 5: Solve for x
x = 88,951,749,581,150,048/470,947,835.25 - Step 6: Final answer
x = 188,878,136.65
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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.