Finding the Fourth Proportional to 9,520,797,617.05, 13,137,919,744.37 and 5,605,015,087.53
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Solution
The fourth proportional to 9,520,797,617.05, 13,137,919,744.37 and 5,605,015,087.53 is: 7,734,461,055.45
Step by Step Solution
- Step 1: Write the proportion equation
9,520,797,617.05 : 13,137,919,744.37 = 5,605,015,087.53 : x - Step 2: Convert to fraction form
9,520,797,617.05/13,137,919,744.37 = 5,605,015,087.53/x - Step 3: Cross multiply
9,520,797,617.05x = 13,137,919,744.37 × 5,605,015,087.53 - Step 4: Simplify right side
9,520,797,617.05x = 73,638,238,385,886,437,376 - Step 5: Solve for x
x = 73,638,238,385,886,437,376/9,520,797,617.05 - Step 6: Final answer
x = 7,734,461,055.45
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1.5x scale
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.