Finding the Fourth Proportional to 4,590,905,873.98, 6,337,404,966.45 and 3,086,404,780.54
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Solution
The fourth proportional to 4,590,905,873.98, 6,337,404,966.45 and 3,086,404,780.54 is: 4,260,552,823.69
Step by Step Solution
- Step 1: Write the proportion equation
4,590,905,873.98 : 6,337,404,966.45 = 3,086,404,780.54 : x - Step 2: Convert to fraction form
4,590,905,873.98/6,337,404,966.45 = 3,086,404,780.54/x - Step 3: Cross multiply
4,590,905,873.98x = 6,337,404,966.45 × 3,086,404,780.54 - Step 4: Simplify right side
4,590,905,873.98x = 19,559,796,984,669,216,768 - Step 5: Solve for x
x = 19,559,796,984,669,216,768/4,590,905,873.98 - Step 6: Final answer
x = 4,260,552,823.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.