Finding the Fourth Proportional to 233,134,613.20, 349,241,337.60 and 118,201,639.60
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Solution
The fourth proportional to 233,134,613.20, 349,241,337.60 and 118,201,639.60 is: 177,068,939.50
Step by Step Solution
- Step 1: Write the proportion equation
233,134,613.20 : 349,241,337.60 = 118,201,639.60 : x - Step 2: Convert to fraction form
233,134,613.20/349,241,337.60 = 118,201,639.60/x - Step 3: Cross multiply
233,134,613.20x = 349,241,337.60 × 118,201,639.60 - Step 4: Simplify right side
233,134,613.20x = 41,280,898,720,417,128 - Step 5: Solve for x
x = 41,280,898,720,417,128/233,134,613.20 - Step 6: Final answer
x = 177,068,939.50
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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.