Finding the Fourth Proportional to 738,415,226.97, 1,019,326,775.99 and 460,094,260.86
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Solution
The fourth proportional to 738,415,226.97, 1,019,326,775.99 and 460,094,260.86 is: 635,125,580.35
Step by Step Solution
- Step 1: Write the proportion equation
738,415,226.97 : 1,019,326,775.99 = 460,094,260.86 : x - Step 2: Convert to fraction form
738,415,226.97/1,019,326,775.99 = 460,094,260.86/x - Step 3: Cross multiply
738,415,226.97x = 1,019,326,775.99 × 460,094,260.86 - Step 4: Simplify right side
738,415,226.97x = 468,986,399,571,625,408 - Step 5: Solve for x
x = 468,986,399,571,625,408/738,415,226.97 - Step 6: Final answer
x = 635,125,580.35
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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.