Finding the Fourth Proportional to 323,691,368.04, 485,328,294.48 and 126,974,657.88
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Solution
The fourth proportional to 323,691,368.04, 485,328,294.48 and 126,974,657.88 is: 190,380,097.33
Step by Step Solution
- Step 1: Write the proportion equation
323,691,368.04 : 485,328,294.48 = 126,974,657.88 : x - Step 2: Convert to fraction form
323,691,368.04/485,328,294.48 = 126,974,657.88/x - Step 3: Cross multiply
323,691,368.04x = 485,328,294.48 × 126,974,657.88 - Step 4: Simplify right side
323,691,368.04x = 61,624,394,151,081,896 - Step 5: Solve for x
x = 61,624,394,151,081,896/323,691,368.04 - Step 6: Final answer
x = 190,380,097.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.