Finding the Fourth Proportional to 292,287,121,313.28, 438,432,619,088.16 and 113,232,993,938.88
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Solution
The fourth proportional to 292,287,121,313.28, 438,432,619,088.16 and 113,232,993,938.88 is: 169,850,241,354.31
Step by Step Solution
- Step 1: Write the proportion equation
292,287,121,313.28 : 438,432,619,088.16 = 113,232,993,938.88 : x - Step 2: Convert to fraction form
292,287,121,313.28/438,432,619,088.16 = 113,232,993,938.88/x - Step 3: Cross multiply
292,287,121,313.28x = 438,432,619,088.16 × 113,232,993,938.88 - Step 4: Simplify right side
292,287,121,313.28x = 49,645,038,099,816,901,509,120 - Step 5: Solve for x
x = 49,645,038,099,816,901,509,120/292,287,121,313.28 - Step 6: Final answer
x = 169,850,241,354.31
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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.