Finding the Fourth Proportional to 552,590,959.68, 762,571,576.35 and 301,695,343.74
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Solution
The fourth proportional to 552,590,959.68, 762,571,576.35 and 301,695,343.74 is: 416,337,418.89
Step by Step Solution
- Step 1: Write the proportion equation
552,590,959.68 : 762,571,576.35 = 301,695,343.74 : x - Step 2: Convert to fraction form
552,590,959.68/762,571,576.35 = 301,695,343.74/x - Step 3: Cross multiply
552,590,959.68x = 762,571,576.35 × 301,695,343.74 - Step 4: Simplify right side
552,590,959.68x = 230,064,293,853,266,912 - Step 5: Solve for x
x = 230,064,293,853,266,912/552,590,959.68 - Step 6: Final answer
x = 416,337,418.89
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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.