Finding the Fourth Proportional to 199,982,898.56, 299,944,038.64 and 54,427,802.48
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Solution
The fourth proportional to 199,982,898.56, 299,944,038.64 and 54,427,802.48 is: 81,633,454.70
Step by Step Solution
- Step 1: Write the proportion equation
199,982,898.56 : 299,944,038.64 = 54,427,802.48 : x - Step 2: Convert to fraction form
199,982,898.56/299,944,038.64 = 54,427,802.48/x - Step 3: Cross multiply
199,982,898.56x = 299,944,038.64 × 54,427,802.48 - Step 4: Simplify right side
199,982,898.56x = 16,325,294,890,151,406 - Step 5: Solve for x
x = 16,325,294,890,151,406/199,982,898.56 - Step 6: Final answer
x = 81,633,454.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.