Finding the Fourth Proportional to 569,453,457.80, 854,180,186.70 and 508,987,281.80
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Solution
The fourth proportional to 569,453,457.80, 854,180,186.70 and 508,987,281.80 is: 763,480,922.70
Step by Step Solution
- Step 1: Write the proportion equation
569,453,457.80 : 854,180,186.70 = 508,987,281.80 : x - Step 2: Convert to fraction form
569,453,457.80/854,180,186.70 = 508,987,281.80/x - Step 3: Cross multiply
569,453,457.80x = 854,180,186.70 × 508,987,281.80 - Step 4: Simplify right side
569,453,457.80x = 434,766,851,395,849,536 - Step 5: Solve for x
x = 434,766,851,395,849,536/569,453,457.80 - Step 6: Final answer
x = 763,480,922.70
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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.