Finding the Fourth Proportional to 822,933,666.02, 1,135,651,432.32 and 446,590,172.06
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Solution
The fourth proportional to 822,933,666.02, 1,135,651,432.32 and 446,590,172.06 is: 616,296,050.95
Step by Step Solution
- Step 1: Write the proportion equation
822,933,666.02 : 1,135,651,432.32 = 446,590,172.06 : x - Step 2: Convert to fraction form
822,933,666.02/1,135,651,432.32 = 446,590,172.06/x - Step 3: Cross multiply
822,933,666.02x = 1,135,651,432.32 × 446,590,172.06 - Step 4: Simplify right side
822,933,666.02x = 507,170,768,559,974,208 - Step 5: Solve for x
x = 507,170,768,559,974,208/822,933,666.02 - Step 6: Final answer
x = 616,296,050.95
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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.