Finding the Fourth Proportional to 3,744,177,401.20, 5,616,266,101.80 and 2,819,044,908.40
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Solution
The fourth proportional to 3,744,177,401.20, 5,616,266,101.80 and 2,819,044,908.40 is: 4,228,567,362.60
Step by Step Solution
- Step 1: Write the proportion equation
3,744,177,401.20 : 5,616,266,101.80 = 2,819,044,908.40 : x - Step 2: Convert to fraction form
3,744,177,401.20/5,616,266,101.80 = 2,819,044,908.40/x - Step 3: Cross multiply
3,744,177,401.20x = 5,616,266,101.80 × 2,819,044,908.40 - Step 4: Simplify right side
3,744,177,401.20x = 15,832,506,358,498,807,808 - Step 5: Solve for x
x = 15,832,506,358,498,807,808/3,744,177,401.20 - Step 6: Final answer
x = 4,228,567,362.60
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1.5x scale
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.