Finding the Fourth Proportional to 106,645,645.26, 147,163,556.93 and 60,226,931.12
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Solution
The fourth proportional to 106,645,645.26, 147,163,556.93 and 60,226,931.12 is: 83,108,966.93
Step by Step Solution
- Step 1: Write the proportion equation
106,645,645.26 : 147,163,556.93 = 60,226,931.12 : x - Step 2: Convert to fraction form
106,645,645.26/147,163,556.93 = 60,226,931.12/x - Step 3: Cross multiply
106,645,645.26x = 147,163,556.93 × 60,226,931.12 - Step 4: Simplify right side
106,645,645.26x = 8,863,209,405,560,357 - Step 5: Solve for x
x = 8,863,209,405,560,357/106,645,645.26 - Step 6: Final answer
x = 83,108,966.93
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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.