Finding the Fourth Proportional to 96,770,219.80, 145,155,329.70 and 60,938,411.80
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Solution
The fourth proportional to 96,770,219.80, 145,155,329.70 and 60,938,411.80 is: 91,407,617.70
Step by Step Solution
- Step 1: Write the proportion equation
96,770,219.80 : 145,155,329.70 = 60,938,411.80 : x - Step 2: Convert to fraction form
96,770,219.80/145,155,329.70 = 60,938,411.80/x - Step 3: Cross multiply
96,770,219.80x = 145,155,329.70 × 60,938,411.80 - Step 4: Simplify right side
96,770,219.80x = 8,845,535,256,223,369 - Step 5: Solve for x
x = 8,845,535,256,223,369/96,770,219.80 - Step 6: Final answer
x = 91,407,617.70
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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.