Finding the Fourth Proportional to 87,277,519.17, 130,916,933.64 and 38,742,324.84
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Solution
The fourth proportional to 87,277,519.17, 130,916,933.64 and 38,742,324.84 is: 58,113,777.96
Step by Step Solution
- Step 1: Write the proportion equation
87,277,519.17 : 130,916,933.64 = 38,742,324.84 : x - Step 2: Convert to fraction form
87,277,519.17/130,916,933.64 = 38,742,324.84/x - Step 3: Cross multiply
87,277,519.17x = 130,916,933.64 × 38,742,324.84 - Step 4: Simplify right side
87,277,519.17x = 5,072,026,370,137,604 - Step 5: Solve for x
x = 5,072,026,370,137,604/87,277,519.17 - Step 6: Final answer
x = 58,113,777.96
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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.