Finding the Fourth Proportional to 124,104,072.66, 171,258,093.42 and 71,142,812.52
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Solution
The fourth proportional to 124,104,072.66, 171,258,093.42 and 71,142,812.52 is: 98,173,913.00
Step by Step Solution
- Step 1: Write the proportion equation
124,104,072.66 : 171,258,093.42 = 71,142,812.52 : x - Step 2: Convert to fraction form
124,104,072.66/171,258,093.42 = 71,142,812.52/x - Step 3: Cross multiply
124,104,072.66x = 171,258,093.42 × 71,142,812.52 - Step 4: Simplify right side
124,104,072.66x = 12,183,782,432,711,704 - Step 5: Solve for x
x = 12,183,782,432,711,704/124,104,072.66 - Step 6: Final answer
x = 98,173,913.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.