Finding the Fourth Proportional to 580,489,163.10, 801,044,811.99 and 360,467,899.74
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Solution
The fourth proportional to 580,489,163.10, 801,044,811.99 and 360,467,899.74 is: 497,426,927.72
Step by Step Solution
- Step 1: Write the proportion equation
580,489,163.10 : 801,044,811.99 = 360,467,899.74 : x - Step 2: Convert to fraction form
580,489,163.10/801,044,811.99 = 360,467,899.74/x - Step 3: Cross multiply
580,489,163.10x = 801,044,811.99 × 360,467,899.74 - Step 4: Simplify right side
580,489,163.10x = 288,750,940,975,658,496 - Step 5: Solve for x
x = 288,750,940,975,658,496/580,489,163.10 - Step 6: Final answer
x = 497,426,927.72
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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.