Finding the Fourth Proportional to 79,899,549.58, 110,230,004.60 and 46,403,326.36
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Solution
The fourth proportional to 79,899,549.58, 110,230,004.60 and 46,403,326.36 is: 64,018,369.38
Step by Step Solution
- Step 1: Write the proportion equation
79,899,549.58 : 110,230,004.60 = 46,403,326.36 : x - Step 2: Convert to fraction form
79,899,549.58/110,230,004.60 = 46,403,326.36/x - Step 3: Cross multiply
79,899,549.58x = 110,230,004.60 × 46,403,326.36 - Step 4: Simplify right side
79,899,549.58x = 5,115,038,878,118,101 - Step 5: Solve for x
x = 5,115,038,878,118,101/79,899,549.58 - Step 6: Final answer
x = 64,018,369.38
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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.