Finding the Fourth Proportional to 850,375,501.56, 1,173,518,182.62 and 459,234,925.56
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Solution
The fourth proportional to 850,375,501.56, 1,173,518,182.62 and 459,234,925.56 is: 633,744,192.12
Step by Step Solution
- Step 1: Write the proportion equation
850,375,501.56 : 1,173,518,182.62 = 459,234,925.56 : x - Step 2: Convert to fraction form
850,375,501.56/1,173,518,182.62 = 459,234,925.56/x - Step 3: Cross multiply
850,375,501.56x = 1,173,518,182.62 × 459,234,925.56 - Step 4: Simplify right side
850,375,501.56x = 538,920,535,238,802,112 - Step 5: Solve for x
x = 538,920,535,238,802,112/850,375,501.56 - Step 6: Final answer
x = 633,744,192.12
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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.