Finding the Fourth Proportional to 104,440,864.74, 144,119,950.49 and 60,390,720.60
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Solution
The fourth proportional to 104,440,864.74, 144,119,950.49 and 60,390,720.60 is: 83,334,312.53
Step by Step Solution
- Step 1: Write the proportion equation
104,440,864.74 : 144,119,950.49 = 60,390,720.60 : x - Step 2: Convert to fraction form
104,440,864.74/144,119,950.49 = 60,390,720.60/x - Step 3: Cross multiply
104,440,864.74x = 144,119,950.49 × 60,390,720.60 - Step 4: Simplify right side
104,440,864.74x = 8,703,507,662,625,471 - Step 5: Solve for x
x = 8,703,507,662,625,471/104,440,864.74 - Step 6: Final answer
x = 83,334,312.53
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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.