Finding the Fourth Proportional to 170,815,586.94, 235,742,371.11 and 97,487,699.58
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Solution
The fourth proportional to 170,815,586.94, 235,742,371.11 and 97,487,699.58 is: 134,542,648.39
Step by Step Solution
- Step 1: Write the proportion equation
170,815,586.94 : 235,742,371.11 = 97,487,699.58 : x - Step 2: Convert to fraction form
170,815,586.94/235,742,371.11 = 97,487,699.58/x - Step 3: Cross multiply
170,815,586.94x = 235,742,371.11 × 97,487,699.58 - Step 4: Simplify right side
170,815,586.94x = 22,981,981,453,048,552 - Step 5: Solve for x
x = 22,981,981,453,048,552/170,815,586.94 - Step 6: Final answer
x = 134,542,648.39
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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.