Finding the Fourth Proportional to 8,415,487,043.96, 11,613,507,986.84 and 4,605,341,055.64
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Solution
The fourth proportional to 8,415,487,043.96, 11,613,507,986.84 and 4,605,341,055.64 is: 6,355,445,008.99
Step by Step Solution
- Step 1: Write the proportion equation
8,415,487,043.96 : 11,613,507,986.84 = 4,605,341,055.64 : x - Step 2: Convert to fraction form
8,415,487,043.96/11,613,507,986.84 = 4,605,341,055.64/x - Step 3: Cross multiply
8,415,487,043.96x = 11,613,507,986.84 × 4,605,341,055.64 - Step 4: Simplify right side
8,415,487,043.96x = 53,484,165,131,797,299,200 - Step 5: Solve for x
x = 53,484,165,131,797,299,200/8,415,487,043.96 - Step 6: Final answer
x = 6,355,445,008.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.