Finding the Fourth Proportional to 132,239,512.95, 197,927,638.49 and 97,215,355.95
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Solution
The fourth proportional to 132,239,512.95, 197,927,638.49 and 97,215,355.95 is: 145,505,722.15
Step by Step Solution
- Step 1: Write the proportion equation
132,239,512.95 : 197,927,638.49 = 97,215,355.95 : x - Step 2: Convert to fraction form
132,239,512.95/197,927,638.49 = 97,215,355.95/x - Step 3: Cross multiply
132,239,512.95x = 197,927,638.49 × 97,215,355.95 - Step 4: Simplify right side
132,239,512.95x = 19,241,605,827,649,084 - Step 5: Solve for x
x = 19,241,605,827,649,084/132,239,512.95 - Step 6: Final answer
x = 145,505,722.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.