Finding the Fourth Proportional to 617,562,671.75, 926,396,321.36 and 197,444,610.92
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Solution
The fourth proportional to 617,562,671.75, 926,396,321.36 and 197,444,610.92 is: 296,183,641.91
Step by Step Solution
- Step 1: Write the proportion equation
617,562,671.75 : 926,396,321.36 = 197,444,610.92 : x - Step 2: Convert to fraction form
617,562,671.75/926,396,321.36 = 197,444,610.92/x - Step 3: Cross multiply
617,562,671.75x = 926,396,321.36 × 197,444,610.92 - Step 4: Simplify right side
617,562,671.75x = 182,911,961,227,360,832 - Step 5: Solve for x
x = 182,911,961,227,360,832/617,562,671.75 - Step 6: Final answer
x = 296,183,641.91
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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.