Finding the Fourth Proportional to 1,504,267,472.70, 2,256,401,209.05 and 1,245,774,570.30
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Solution
The fourth proportional to 1,504,267,472.70, 2,256,401,209.05 and 1,245,774,570.30 is: 1,868,661,855.45
Step by Step Solution
- Step 1: Write the proportion equation
1,504,267,472.70 : 2,256,401,209.05 = 1,245,774,570.30 : x - Step 2: Convert to fraction form
1,504,267,472.70/2,256,401,209.05 = 1,245,774,570.30/x - Step 3: Cross multiply
1,504,267,472.70x = 2,256,401,209.05 × 1,245,774,570.30 - Step 4: Simplify right side
1,504,267,472.70x = 2,810,967,246,628,664,320 - Step 5: Solve for x
x = 2,810,967,246,628,664,320/1,504,267,472.70 - Step 6: Final answer
x = 1,868,661,855.45
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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.