Finding the Fourth Proportional to 1,922,805,749.79, 2,883,805,056.36 and 542,297,407.32
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Solution
The fourth proportional to 1,922,805,749.79, 2,883,805,056.36 and 542,297,407.32 is: 813,332,290.82
Step by Step Solution
- Step 1: Write the proportion equation
1,922,805,749.79 : 2,883,805,056.36 = 542,297,407.32 : x - Step 2: Convert to fraction form
1,922,805,749.79/2,883,805,056.36 = 542,297,407.32/x - Step 3: Cross multiply
1,922,805,749.79x = 2,883,805,056.36 × 542,297,407.32 - Step 4: Simplify right side
1,922,805,749.79x = 1,563,880,005,280,334,592 - Step 5: Solve for x
x = 1,563,880,005,280,334,592/1,922,805,749.79 - Step 6: Final answer
x = 813,332,290.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.