Finding the Fourth Proportional to 9,548,269,023.49, 13,081,175,237.13 and 9,190,402,558.99
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Solution
The fourth proportional to 9,548,269,023.49, 13,081,175,237.13 and 9,190,402,558.99 is: 12,590,896,431.40
Step by Step Solution
- Step 1: Write the proportion equation
9,548,269,023.49 : 13,081,175,237.13 = 9,190,402,558.99 : x - Step 2: Convert to fraction form
9,548,269,023.49/13,081,175,237.13 = 9,190,402,558.99/x - Step 3: Cross multiply
9,548,269,023.49x = 13,081,175,237.13 × 9,190,402,558.99 - Step 4: Simplify right side
9,548,269,023.49x = 120,221,266,373,901,844,480 - Step 5: Solve for x
x = 120,221,266,373,901,844,480/9,548,269,023.49 - Step 6: Final answer
x = 12,590,896,431.40
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.