Finding the Fourth Proportional to 1,416,204,036.90, 2,124,306,055.35 and 1,325,504,772.90
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Solution
The fourth proportional to 1,416,204,036.90, 2,124,306,055.35 and 1,325,504,772.90 is: 1,988,257,159.35
Step by Step Solution
- Step 1: Write the proportion equation
1,416,204,036.90 : 2,124,306,055.35 = 1,325,504,772.90 : x - Step 2: Convert to fraction form
1,416,204,036.90/2,124,306,055.35 = 1,325,504,772.90/x - Step 3: Cross multiply
1,416,204,036.90x = 2,124,306,055.35 × 1,325,504,772.90 - Step 4: Simplify right side
1,416,204,036.90x = 2,815,777,815,466,796,544 - Step 5: Solve for x
x = 2,815,777,815,466,796,544/1,416,204,036.90 - Step 6: Final answer
x = 1,988,257,159.35
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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.