Finding the Fourth Proportional to 117,358,769.98, 175,966,376.88 and 55,966,705.66
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Solution
The fourth proportional to 117,358,769.98, 175,966,376.88 and 55,966,705.66 is: 83,915,828.55
Step by Step Solution
- Step 1: Write the proportion equation
117,358,769.98 : 175,966,376.88 = 55,966,705.66 : x - Step 2: Convert to fraction form
117,358,769.98/175,966,376.88 = 55,966,705.66/x - Step 3: Cross multiply
117,358,769.98x = 175,966,376.88 × 55,966,705.66 - Step 4: Simplify right side
117,358,769.98x = 9,848,258,420,899,588 - Step 5: Solve for x
x = 9,848,258,420,899,588/117,358,769.98 - Step 6: Final answer
x = 83,915,828.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.