Finding the Fourth Proportional to 403,104,027.80, 604,656,041.70 and 322,482,459.80
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Solution
The fourth proportional to 403,104,027.80, 604,656,041.70 and 322,482,459.80 is: 483,723,689.70
Step by Step Solution
- Step 1: Write the proportion equation
403,104,027.80 : 604,656,041.70 = 322,482,459.80 : x - Step 2: Convert to fraction form
403,104,027.80/604,656,041.70 = 322,482,459.80/x - Step 3: Cross multiply
403,104,027.80x = 604,656,041.70 × 322,482,459.80 - Step 4: Simplify right side
403,104,027.80x = 194,990,967,660,347,392 - Step 5: Solve for x
x = 194,990,967,660,347,392/403,104,027.80 - Step 6: Final answer
x = 483,723,689.70
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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.