Finding the Fourth Proportional to 159,769,958.88, 239,668,583.04 and 56,130,160.80
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Solution
The fourth proportional to 159,769,958.88, 239,668,583.04 and 56,130,160.80 is: 84,200,034.84
Step by Step Solution
- Step 1: Write the proportion equation
159,769,958.88 : 239,668,583.04 = 56,130,160.80 : x - Step 2: Convert to fraction form
159,769,958.88/239,668,583.04 = 56,130,160.80/x - Step 3: Cross multiply
159,769,958.88x = 239,668,583.04 × 56,130,160.80 - Step 4: Simplify right side
159,769,958.88x = 13,452,636,104,743,352 - Step 5: Solve for x
x = 13,452,636,104,743,352/159,769,958.88 - Step 6: Final answer
x = 84,200,034.84
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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.