Finding the Fourth Proportional to 213,092,539.02, 294,068,589.75 and 115,307,395.02
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Solution
The fourth proportional to 213,092,539.02, 294,068,589.75 and 115,307,395.02 is: 159,124,684.50
Step by Step Solution
- Step 1: Write the proportion equation
213,092,539.02 : 294,068,589.75 = 115,307,395.02 : x - Step 2: Convert to fraction form
213,092,539.02/294,068,589.75 = 115,307,395.02/x - Step 3: Cross multiply
213,092,539.02x = 294,068,589.75 × 115,307,395.02 - Step 4: Simplify right side
213,092,539.02x = 33,908,283,041,277,572 - Step 5: Solve for x
x = 33,908,283,041,277,572/213,092,539.02 - Step 6: Final answer
x = 159,124,684.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.