Finding the Fourth Proportional to 117,809,540.36, 176,655,187.72 and 68,641,283.34
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Solution
The fourth proportional to 117,809,540.36, 176,655,187.72 and 68,641,283.34 is: 102,927,477.32
Step by Step Solution
- Step 1: Write the proportion equation
117,809,540.36 : 176,655,187.72 = 68,641,283.34 : x - Step 2: Convert to fraction form
117,809,540.36/176,655,187.72 = 68,641,283.34/x - Step 3: Cross multiply
117,809,540.36x = 176,655,187.72 × 68,641,283.34 - Step 4: Simplify right side
117,809,540.36x = 12,125,838,793,769,410 - Step 5: Solve for x
x = 12,125,838,793,769,410/117,809,540.36 - Step 6: Final answer
x = 102,927,477.32
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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.