Finding the Fourth Proportional to 580,040,704.22, 870,052,537.35 and 143,341,376.63
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Solution
The fourth proportional to 580,040,704.22, 870,052,537.35 and 143,341,376.63 is: 215,009,959.70
Step by Step Solution
- Step 1: Write the proportion equation
580,040,704.22 : 870,052,537.35 = 143,341,376.63 : x - Step 2: Convert to fraction form
580,040,704.22/870,052,537.35 = 143,341,376.63/x - Step 3: Cross multiply
580,040,704.22x = 870,052,537.35 × 143,341,376.63 - Step 4: Simplify right side
580,040,704.22x = 124,714,528,439,823,232 - Step 5: Solve for x
x = 124,714,528,439,823,232/580,040,704.22 - Step 6: Final answer
x = 215,009,959.70
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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.