Finding the Fourth Proportional to 75,167,694,127.02, 103,731,957,519.30 and 40,873,154,938.94
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Solution
The fourth proportional to 75,167,694,127.02, 103,731,957,519.30 and 40,873,154,938.94 is: 56,405,247,241.46
Step by Step Solution
- Step 1: Write the proportion equation
75,167,694,127.02 : 103,731,957,519.30 = 40,873,154,938.94 : x - Step 2: Convert to fraction form
75,167,694,127.02/103,731,957,519.30 = 40,873,154,938.94/x - Step 3: Cross multiply
75,167,694,127.02x = 103,731,957,519.30 × 40,873,154,938.94 - Step 4: Simplify right side
75,167,694,127.02x = 4,239,852,371,805,372,153,856 - Step 5: Solve for x
x = 4,239,852,371,805,372,153,856/75,167,694,127.02 - Step 6: Final answer
x = 56,405,247,241.46
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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.