Finding the Fourth Proportional to 403,104,021.80, 604,656,032.70 and 322,482,453.80
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Solution
The fourth proportional to 403,104,021.80, 604,656,032.70 and 322,482,453.80 is: 483,723,680.70
Step by Step Solution
- Step 1: Write the proportion equation
403,104,021.80 : 604,656,032.70 = 322,482,453.80 : x - Step 2: Convert to fraction form
403,104,021.80/604,656,032.70 = 322,482,453.80/x - Step 3: Cross multiply
403,104,021.80x = 604,656,032.70 × 322,482,453.80 - Step 4: Simplify right side
403,104,021.80x = 194,990,961,130,069,056 - Step 5: Solve for x
x = 194,990,961,130,069,056/403,104,021.80 - Step 6: Final answer
x = 483,723,680.70
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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.