Finding the Fourth Proportional to 106,562,461.14, 147,056,194.58 and 57,669,889.14
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Solution
The fourth proportional to 106,562,461.14, 147,056,194.58 and 57,669,889.14 is: 79,584,446.04
Step by Step Solution
- Step 1: Write the proportion equation
106,562,461.14 : 147,056,194.58 = 57,669,889.14 : x - Step 2: Convert to fraction form
106,562,461.14/147,056,194.58 = 57,669,889.14/x - Step 3: Cross multiply
106,562,461.14x = 147,056,194.58 × 57,669,889.14 - Step 4: Simplify right side
106,562,461.14x = 8,480,714,438,490,519 - Step 5: Solve for x
x = 8,480,714,438,490,519/106,562,461.14 - Step 6: Final answer
x = 79,584,446.04
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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.