Finding the Fourth Proportional to 124,272,637.26, 186,817,611.42 and 115,283,258.07
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Solution
The fourth proportional to 124,272,637.26, 186,817,611.42 and 115,283,258.07 is: 173,303,982.15
Step by Step Solution
- Step 1: Write the proportion equation
124,272,637.26 : 186,817,611.42 = 115,283,258.07 : x - Step 2: Convert to fraction form
124,272,637.26/186,817,611.42 = 115,283,258.07/x - Step 3: Cross multiply
124,272,637.26x = 186,817,611.42 × 115,283,258.07 - Step 4: Simplify right side
124,272,637.26x = 21,536,942,909,352,836 - Step 5: Solve for x
x = 21,536,942,909,352,836/124,272,637.26 - Step 6: Final answer
x = 173,303,982.15
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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.