Finding the Fourth Proportional to 122,084,360.10, 183,339,116.55 and 64,688,732.10
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Solution
The fourth proportional to 122,084,360.10, 183,339,116.55 and 64,688,732.10 is: 97,145,735.82
Step by Step Solution
- Step 1: Write the proportion equation
122,084,360.10 : 183,339,116.55 = 64,688,732.10 : x - Step 2: Convert to fraction form
122,084,360.10/183,339,116.55 = 64,688,732.10/x - Step 3: Cross multiply
122,084,360.10x = 183,339,116.55 × 64,688,732.10 - Step 4: Simplify right side
122,084,360.10x = 11,859,974,993,953,628 - Step 5: Solve for x
x = 11,859,974,993,953,628/122,084,360.10 - Step 6: Final answer
x = 97,145,735.82
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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.