Finding the Fourth Proportional to 2,844,438,421.37, 4,258,156,864.16 and 1,720,560,876.56
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Solution
The fourth proportional to 2,844,438,421.37, 4,258,156,864.16 and 1,720,560,876.56 is: 2,575,699,319.65
Step by Step Solution
- Step 1: Write the proportion equation
2,844,438,421.37 : 4,258,156,864.16 = 1,720,560,876.56 : x - Step 2: Convert to fraction form
2,844,438,421.37/4,258,156,864.16 = 1,720,560,876.56/x - Step 3: Cross multiply
2,844,438,421.37x = 4,258,156,864.16 × 1,720,560,876.56 - Step 4: Simplify right side
2,844,438,421.37x = 7,326,418,106,699,217,920 - Step 5: Solve for x
x = 7,326,418,106,699,217,920/2,844,438,421.37 - Step 6: Final answer
x = 2,575,699,319.65
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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.