Finding the Third Proportional to 153,130,991 and 235,373,405
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Solution
The third proportional to 153,130,991 and 235,373,405 is: 361,785,941.69
Step by Step Solution
- Step 1: Write the proportion equation
153,130,991 : 235,373,405 = 235,373,405 : x - Step 2: Convert to fraction form
153,130,991/235,373,405 = 235,373,405/x - Step 3: Cross multiply
153,130,991x = 235,373,405 × 235,373,405 - Step 4: Simplify right side
153,130,991x = 55,400,639,781,294,024 - Step 5: Solve for x
x = 55,400,639,781,294,024/153,130,991 - Step 6: Final answer
x = 361,785,941.69
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.