Finding the Fourth Proportional to 1,961,528,447.30, 2,706,831,289.44 and 1,158,014,770.99
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Solution
The fourth proportional to 1,961,528,447.30, 2,706,831,289.44 and 1,158,014,770.99 is: 1,598,014,354.60
Step by Step Solution
- Step 1: Write the proportion equation
1,961,528,447.30 : 2,706,831,289.44 = 1,158,014,770.99 : x - Step 2: Convert to fraction form
1,961,528,447.30/2,706,831,289.44 = 1,158,014,770.99/x - Step 3: Cross multiply
1,961,528,447.30x = 2,706,831,289.44 × 1,158,014,770.99 - Step 4: Simplify right side
1,961,528,447.30x = 3,134,550,615,740,177,920 - Step 5: Solve for x
x = 3,134,550,615,740,177,920/1,961,528,447.30 - Step 6: Final answer
x = 1,598,014,354.60
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.