Finding the Fourth Proportional to 264,917,615.08, 365,579,856.57 and 145,839,239.47
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Solution
The fourth proportional to 264,917,615.08, 365,579,856.57 and 145,839,239.47 is: 201,254,598.46
Step by Step Solution
- Step 1: Write the proportion equation
264,917,615.08 : 365,579,856.57 = 145,839,239.47 : x - Step 2: Convert to fraction form
264,917,615.08/365,579,856.57 = 145,839,239.47/x - Step 3: Cross multiply
264,917,615.08x = 365,579,856.57 × 145,839,239.47 - Step 4: Simplify right side
264,917,615.08x = 53,315,888,247,720,480 - Step 5: Solve for x
x = 53,315,888,247,720,480/264,917,615.08 - Step 6: Final answer
x = 201,254,598.46
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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.