Finding the Fourth Proportional to 633,602,746.26, 950,209,620.57 and 438,122,177.10
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Solution
The fourth proportional to 633,602,746.26, 950,209,620.57 and 438,122,177.10 is: 657,048,774.05
Step by Step Solution
- Step 1: Write the proportion equation
633,602,746.26 : 950,209,620.57 = 438,122,177.10 : x - Step 2: Convert to fraction form
633,602,746.26/950,209,620.57 = 438,122,177.10/x - Step 3: Cross multiply
633,602,746.26x = 950,209,620.57 × 438,122,177.10 - Step 4: Simplify right side
633,602,746.26x = 416,307,907,665,493,376 - Step 5: Solve for x
x = 416,307,907,665,493,376/633,602,746.26 - Step 6: Final answer
x = 657,048,774.05
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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.