Finding the Fourth Proportional to 65,464,598.79, 98,193,338.84 and 20,026,393.29
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Solution
The fourth proportional to 65,464,598.79, 98,193,338.84 and 20,026,393.29 is: 30,038,501.09
Step by Step Solution
- Step 1: Write the proportion equation
65,464,598.79 : 98,193,338.84 = 20,026,393.29 : x - Step 2: Convert to fraction form
65,464,598.79/98,193,338.84 = 20,026,393.29/x - Step 3: Cross multiply
65,464,598.79x = 98,193,338.84 × 20,026,393.29 - Step 4: Simplify right side
65,464,598.79x = 1,966,458,422,118,138.25 - Step 5: Solve for x
x = 1,966,458,422,118,138.25/65,464,598.79 - Step 6: Final answer
x = 30,038,501.09
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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.