Finding the Fourth Proportional to 96,475,997.94, 133,137,675.20 and 52,422,996.79
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Solution
The fourth proportional to 96,475,997.94, 133,137,675.20 and 52,422,996.79 is: 72,344,169.21
Step by Step Solution
- Step 1: Write the proportion equation
96,475,997.94 : 133,137,675.20 = 52,422,996.79 : x - Step 2: Convert to fraction form
96,475,997.94/133,137,675.20 = 52,422,996.79/x - Step 3: Cross multiply
96,475,997.94x = 133,137,675.20 × 52,422,996.79 - Step 4: Simplify right side
96,475,997.94x = 6,979,475,919,637,663 - Step 5: Solve for x
x = 6,979,475,919,637,663/96,475,997.94 - Step 6: Final answer
x = 72,344,169.21
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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.