Finding the Fourth Proportional to 332,166,341.70, 498,249,512.55 and 86,522,501.70
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Solution
The fourth proportional to 332,166,341.70, 498,249,512.55 and 86,522,501.70 is: 129,783,752.55
Step by Step Solution
- Step 1: Write the proportion equation
332,166,341.70 : 498,249,512.55 = 86,522,501.70 : x - Step 2: Convert to fraction form
332,166,341.70/498,249,512.55 = 86,522,501.70/x - Step 3: Cross multiply
332,166,341.70x = 498,249,512.55 × 86,522,501.70 - Step 4: Simplify right side
332,166,341.70x = 43,109,794,296,631,552 - Step 5: Solve for x
x = 43,109,794,296,631,552/332,166,341.70 - Step 6: Final answer
x = 129,783,752.55
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1.5x scale
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.