Finding the Fourth Proportional to 7,496,691,258.40, 11,242,772,905.20 and 2,254,907,970.88
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Solution
The fourth proportional to 7,496,691,258.40, 11,242,772,905.20 and 2,254,907,970.88 is: 3,381,680,979.64
Step by Step Solution
- Step 1: Write the proportion equation
7,496,691,258.40 : 11,242,772,905.20 = 2,254,907,970.88 : x - Step 2: Convert to fraction form
7,496,691,258.40/11,242,772,905.20 = 2,254,907,970.88/x - Step 3: Cross multiply
7,496,691,258.40x = 11,242,772,905.20 × 2,254,907,970.88 - Step 4: Simplify right side
7,496,691,258.40x = 25,351,418,238,729,179,136 - Step 5: Solve for x
x = 25,351,418,238,729,179,136/7,496,691,258.40 - Step 6: Final answer
x = 3,381,680,979.64
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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.