Finding the Fourth Proportional to 317,033,849.80, 475,550,774.70 and 202,242,593.80
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Solution
The fourth proportional to 317,033,849.80, 475,550,774.70 and 202,242,593.80 is: 303,363,890.70
Step by Step Solution
- Step 1: Write the proportion equation
317,033,849.80 : 475,550,774.70 = 202,242,593.80 : x - Step 2: Convert to fraction form
317,033,849.80/475,550,774.70 = 202,242,593.80/x - Step 3: Cross multiply
317,033,849.80x = 475,550,774.70 × 202,242,593.80 - Step 4: Simplify right side
317,033,849.80x = 96,176,622,158,927,424 - Step 5: Solve for x
x = 96,176,622,158,927,424/317,033,849.80 - Step 6: Final answer
x = 303,363,890.70
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1.5x scale
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.