Finding the Fourth Proportional to 183,765,915.18, 253,602,372.42 and 101,265,014.34
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Solution
The fourth proportional to 183,765,915.18, 253,602,372.42 and 101,265,014.34 is: 139,748,700.70
Step by Step Solution
- Step 1: Write the proportion equation
183,765,915.18 : 253,602,372.42 = 101,265,014.34 : x - Step 2: Convert to fraction form
183,765,915.18/253,602,372.42 = 101,265,014.34/x - Step 3: Cross multiply
183,765,915.18x = 253,602,372.42 × 101,265,014.34 - Step 4: Simplify right side
183,765,915.18x = 25,681,047,879,769,320 - Step 5: Solve for x
x = 25,681,047,879,769,320/183,765,915.18 - Step 6: Final answer
x = 139,748,700.70
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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.