Finding the Fourth Proportional to 93,312,324.80, 139,968,487.20 and 32,734,174.40
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Solution
The fourth proportional to 93,312,324.80, 139,968,487.20 and 32,734,174.40 is: 49,101,261.60
Step by Step Solution
- Step 1: Write the proportion equation
93,312,324.80 : 139,968,487.20 = 32,734,174.40 : x - Step 2: Convert to fraction form
93,312,324.80/139,968,487.20 = 32,734,174.40/x - Step 3: Cross multiply
93,312,324.80x = 139,968,487.20 × 32,734,174.40 - Step 4: Simplify right side
93,312,324.80x = 4,581,752,870,508,967 - Step 5: Solve for x
x = 4,581,752,870,508,967/93,312,324.80 - Step 6: Final answer
x = 49,101,261.60
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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.