Finding the Fourth Proportional to 1,515,476,972.72, 2,273,295,655.56 and 480,418,598
Calculator
Solution
The fourth proportional to 1,515,476,972.72, 2,273,295,655.56 and 480,418,598 is: 720,653,319.94
Step by Step Solution
- Step 1: Write the proportion equation
1,515,476,972.72 : 2,273,295,655.56 = 480,418,598 : x - Step 2: Convert to fraction form
1,515,476,972.72/2,273,295,655.56 = 480,418,598/x - Step 3: Cross multiply
1,515,476,972.72x = 2,273,295,655.56 × 480,418,598 - Step 4: Simplify right side
1,515,476,972.72x = 1,092,133,511,683,626,112 - Step 5: Solve for x
x = 1,092,133,511,683,626,112/1,515,476,972.72 - Step 6: Final answer
x = 720,653,319.94
Related Problems
Find fourth proportional to 757,738,486.36, 1,136,647,827.78 and 240,209,299
Half scale
Find fourth proportional to 3,030,953,945.44, 4,546,591,311.12 and 960,837,196
Double scale
Find fourth proportional to 1,515,476,973.72, 2,273,295,657.06 and 480,418,599
Similar ratio
Find fourth proportional to 2,273,215,459.08, 3,409,943,483.34 and 720,627,897
1.5x scale
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.