Finding the Fourth Proportional to 116,907,286,381.08, 161,332,048,616.45 and 63,443,258,899.08
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Solution
The fourth proportional to 116,907,286,381.08, 161,332,048,616.45 and 63,443,258,899.08 is: 87,551,693,704.77
Step by Step Solution
- Step 1: Write the proportion equation
116,907,286,381.08 : 161,332,048,616.45 = 63,443,258,899.08 : x - Step 2: Convert to fraction form
116,907,286,381.08/161,332,048,616.45 = 63,443,258,899.08/x - Step 3: Cross multiply
116,907,286,381.08x = 161,332,048,616.45 × 63,443,258,899.08 - Step 4: Simplify right side
116,907,286,381.08x = 10,235,430,929,092,399,071,232 - Step 5: Solve for x
x = 10,235,430,929,092,399,071,232/116,907,286,381.08 - Step 6: Final answer
x = 87,551,693,704.77
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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.