Finding the Fourth Proportional to 9,203,008,801.60, 13,804,513,202.40 and 8,731,372,628.80
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Solution
The fourth proportional to 9,203,008,801.60, 13,804,513,202.40 and 8,731,372,628.80 is: 13,097,058,943.20
Step by Step Solution
- Step 1: Write the proportion equation
9,203,008,801.60 : 13,804,513,202.40 = 8,731,372,628.80 : x - Step 2: Convert to fraction form
9,203,008,801.60/13,804,513,202.40 = 8,731,372,628.80/x - Step 3: Cross multiply
9,203,008,801.60x = 13,804,513,202.40 × 8,731,372,628.80 - Step 4: Simplify right side
9,203,008,801.60x = 120,532,348,729,343,574,016 - Step 5: Solve for x
x = 120,532,348,729,343,574,016/9,203,008,801.60 - Step 6: Final answer
x = 13,097,058,943.20
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1.5x scale
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.