Finding the Fourth Proportional to 295,021,640.16, 407,119,191.12 and 162,859,798.08
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Solution
The fourth proportional to 295,021,640.16, 407,119,191.12 and 162,859,798.08 is: 224,740,629.96
Step by Step Solution
- Step 1: Write the proportion equation
295,021,640.16 : 407,119,191.12 = 162,859,798.08 : x - Step 2: Convert to fraction form
295,021,640.16/407,119,191.12 = 162,859,798.08/x - Step 3: Cross multiply
295,021,640.16x = 407,119,191.12 × 162,859,798.08 - Step 4: Simplify right side
295,021,640.16x = 66,303,349,260,296,136 - Step 5: Solve for x
x = 66,303,349,260,296,136/295,021,640.16 - Step 6: Final answer
x = 224,740,629.96
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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.