Finding the Fourth Proportional to 94,486,163.79, 130,390,904.94 and 51,026,099.79
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Solution
The fourth proportional to 94,486,163.79, 130,390,904.94 and 51,026,099.79 is: 70,416,017.12
Step by Step Solution
- Step 1: Write the proportion equation
94,486,163.79 : 130,390,904.94 = 51,026,099.79 : x - Step 2: Convert to fraction form
94,486,163.79/130,390,904.94 = 51,026,099.79/x - Step 3: Cross multiply
94,486,163.79x = 130,390,904.94 × 51,026,099.79 - Step 4: Simplify right side
94,486,163.79x = 6,653,339,326,524,889 - Step 5: Solve for x
x = 6,653,339,326,524,889/94,486,163.79 - Step 6: Final answer
x = 70,416,017.12
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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.