Finding the Fourth Proportional to 1,480,101,420.93, 2,220,155,916.30 and 374,706,395.97
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Solution
The fourth proportional to 1,480,101,420.93, 2,220,155,916.30 and 374,706,395.97 is: 562,060,552.15
Step by Step Solution
- Step 1: Write the proportion equation
1,480,101,420.93 : 2,220,155,916.30 = 374,706,395.97 : x - Step 2: Convert to fraction form
1,480,101,420.93/2,220,155,916.30 = 374,706,395.97/x - Step 3: Cross multiply
1,480,101,420.93x = 2,220,155,916.30 × 374,706,395.97 - Step 4: Simplify right side
1,480,101,420.93x = 831,906,621,888,246,144 - Step 5: Solve for x
x = 831,906,621,888,246,144/1,480,101,420.93 - Step 6: Final answer
x = 562,060,552.15
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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.