Finding the Fourth Proportional to 738,415,114.76, 1,019,326,622.66 and 460,094,151.08
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Solution
The fourth proportional to 738,415,114.76, 1,019,326,622.66 and 460,094,151.08 is: 635,125,429.79
Step by Step Solution
- Step 1: Write the proportion equation
738,415,114.76 : 1,019,326,622.66 = 460,094,151.08 : x - Step 2: Convert to fraction form
738,415,114.76/1,019,326,622.66 = 460,094,151.08/x - Step 3: Cross multiply
738,415,114.76x = 1,019,326,622.66 × 460,094,151.08 - Step 4: Simplify right side
738,415,114.76x = 468,986,217,125,996,160 - Step 5: Solve for x
x = 468,986,217,125,996,160/738,415,114.76 - Step 6: Final answer
x = 635,125,429.79
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1.5x scale
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.