Finding the Fourth Proportional to 1,574,640,177.80, 2,361,960,266.70 and 1,551,681,926.60
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Solution
The fourth proportional to 1,574,640,177.80, 2,361,960,266.70 and 1,551,681,926.60 is: 2,327,522,889.90
Step by Step Solution
- Step 1: Write the proportion equation
1,574,640,177.80 : 2,361,960,266.70 = 1,551,681,926.60 : x - Step 2: Convert to fraction form
1,574,640,177.80/2,361,960,266.70 = 1,551,681,926.60/x - Step 3: Cross multiply
1,574,640,177.80x = 2,361,960,266.70 × 1,551,681,926.60 - Step 4: Simplify right side
1,574,640,177.80x = 3,665,011,057,185,705,472 - Step 5: Solve for x
x = 3,665,011,057,185,705,472/1,574,640,177.80 - Step 6: Final answer
x = 2,327,522,889.90
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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.