Finding the Fourth Proportional to 115,616,999.68, 173,425,574.40 and 29,361,875.20
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Solution
The fourth proportional to 115,616,999.68, 173,425,574.40 and 29,361,875.20 is: 44,042,831.82
Step by Step Solution
- Step 1: Write the proportion equation
115,616,999.68 : 173,425,574.40 = 29,361,875.20 : x - Step 2: Convert to fraction form
115,616,999.68/173,425,574.40 = 29,361,875.20/x - Step 3: Cross multiply
115,616,999.68x = 173,425,574.40 × 29,361,875.20 - Step 4: Simplify right side
115,616,999.68x = 5,092,100,072,021,115 - Step 5: Solve for x
x = 5,092,100,072,021,115/115,616,999.68 - Step 6: Final answer
x = 44,042,831.82
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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.