Finding the Fourth Proportional to 5,562,153,945.60, 8,343,230,918.40 and 2,938,369,804.80
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Solution
The fourth proportional to 5,562,153,945.60, 8,343,230,918.40 and 2,938,369,804.80 is: 4,407,554,707.20
Step by Step Solution
- Step 1: Write the proportion equation
5,562,153,945.60 : 8,343,230,918.40 = 2,938,369,804.80 : x - Step 2: Convert to fraction form
5,562,153,945.60/8,343,230,918.40 = 2,938,369,804.80/x - Step 3: Cross multiply
5,562,153,945.60x = 8,343,230,918.40 × 2,938,369,804.80 - Step 4: Simplify right side
5,562,153,945.60x = 24,515,497,805,100,335,104 - Step 5: Solve for x
x = 24,515,497,805,100,335,104/5,562,153,945.60 - Step 6: Final answer
x = 4,407,554,707.20
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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.