Finding the Fourth Proportional to 97,010,252.13, 133,534,347.60 and 84,598,447.58
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Solution
The fourth proportional to 97,010,252.13, 133,534,347.60 and 84,598,447.58 is: 116,449,532.47
Step by Step Solution
- Step 1: Write the proportion equation
97,010,252.13 : 133,534,347.60 = 84,598,447.58 : x - Step 2: Convert to fraction form
97,010,252.13/133,534,347.60 = 84,598,447.58/x - Step 3: Cross multiply
97,010,252.13x = 133,534,347.60 × 84,598,447.58 - Step 4: Simplify right side
97,010,252.13x = 11,296,798,504,900,426 - Step 5: Solve for x
x = 11,296,798,504,900,426/97,010,252.13 - Step 6: Final answer
x = 116,449,532.47
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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.