Finding the Fourth Proportional to 106,909,368.09, 147,534,927.92 and 58,016,796.09
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Solution
The fourth proportional to 106,909,368.09, 147,534,927.92 and 58,016,796.09 is: 80,063,178.58
Step by Step Solution
- Step 1: Write the proportion equation
106,909,368.09 : 147,534,927.92 = 58,016,796.09 : x - Step 2: Convert to fraction form
106,909,368.09/147,534,927.92 = 58,016,796.09/x - Step 3: Cross multiply
106,909,368.09x = 147,534,927.92 × 58,016,796.09 - Step 4: Simplify right side
106,909,368.09x = 8,559,503,829,287,488 - Step 5: Solve for x
x = 8,559,503,829,287,488/106,909,368.09 - Step 6: Final answer
x = 80,063,178.58
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.