Finding the Fourth Proportional to 68,466,742.02, 94,483,908.68 and 37,526,815.62
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Solution
The fourth proportional to 68,466,742.02, 94,483,908.68 and 37,526,815.62 is: 51,786,898.50
Step by Step Solution
- Step 1: Write the proportion equation
68,466,742.02 : 94,483,908.68 = 37,526,815.62 : x - Step 2: Convert to fraction form
68,466,742.02/94,483,908.68 = 37,526,815.62/x - Step 3: Cross multiply
68,466,742.02x = 94,483,908.68 × 37,526,815.62 - Step 4: Simplify right side
68,466,742.02x = 3,545,680,219,903,643 - Step 5: Solve for x
x = 3,545,680,219,903,643/68,466,742.02 - Step 6: Final answer
x = 51,786,898.50
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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.