Finding the Fourth Proportional to 700,370,452.64, 966,515,021.88 and 382,831,124.24
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Solution
The fourth proportional to 700,370,452.64, 966,515,021.88 and 382,831,124.24 is: 528,309,027.07
Step by Step Solution
- Step 1: Write the proportion equation
700,370,452.64 : 966,515,021.88 = 382,831,124.24 : x - Step 2: Convert to fraction form
700,370,452.64/966,515,021.88 = 382,831,124.24/x - Step 3: Cross multiply
700,370,452.64x = 966,515,021.88 × 382,831,124.24 - Step 4: Simplify right side
700,370,452.64x = 370,012,032,421,168,576 - Step 5: Solve for x
x = 370,012,032,421,168,576/700,370,452.64 - Step 6: Final answer
x = 528,309,027.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.