Finding the Fourth Proportional to 588,438,014.64, 812,044,457.12 and 341,062,857.96
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Solution
The fourth proportional to 588,438,014.64, 812,044,457.12 and 341,062,857.96 is: 470,666,742.20
Step by Step Solution
- Step 1: Write the proportion equation
588,438,014.64 : 812,044,457.12 = 341,062,857.96 : x - Step 2: Convert to fraction form
588,438,014.64/812,044,457.12 = 341,062,857.96/x - Step 3: Cross multiply
588,438,014.64x = 812,044,457.12 × 341,062,857.96 - Step 4: Simplify right side
588,438,014.64x = 276,958,203,335,923,840 - Step 5: Solve for x
x = 276,958,203,335,923,840/588,438,014.64 - Step 6: Final answer
x = 470,666,742.20
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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.