Finding the Fourth Proportional to 404,756,203.74, 558,563,748.03 and 219,117,219.42
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Solution
The fourth proportional to 404,756,203.74, 558,563,748.03 and 219,117,219.42 is: 302,381,863.96
Step by Step Solution
- Step 1: Write the proportion equation
404,756,203.74 : 558,563,748.03 = 219,117,219.42 : x - Step 2: Convert to fraction form
404,756,203.74/558,563,748.03 = 219,117,219.42/x - Step 3: Cross multiply
404,756,203.74x = 558,563,748.03 × 219,117,219.42 - Step 4: Simplify right side
404,756,203.74x = 122,390,935,337,147,088 - Step 5: Solve for x
x = 122,390,935,337,147,088/404,756,203.74 - Step 6: Final answer
x = 302,381,863.96
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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.