Finding the Fourth Proportional to 566,880,245.40, 850,320,368.10 and 429,823,579.80
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Solution
The fourth proportional to 566,880,245.40, 850,320,368.10 and 429,823,579.80 is: 644,735,369.70
Step by Step Solution
- Step 1: Write the proportion equation
566,880,245.40 : 850,320,368.10 = 429,823,579.80 : x - Step 2: Convert to fraction form
566,880,245.40/850,320,368.10 = 429,823,579.80/x - Step 3: Cross multiply
566,880,245.40x = 850,320,368.10 × 429,823,579.80 - Step 4: Simplify right side
566,880,245.40x = 365,487,744,593,595,776 - Step 5: Solve for x
x = 365,487,744,593,595,776/566,880,245.40 - Step 6: Final answer
x = 644,735,369.70
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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.