Finding the Third Proportional to 306,263,707 and 470,749,313
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Solution
The third proportional to 306,263,707 and 470,749,313 is: 723,575,502.50
Step by Step Solution
- Step 1: Write the proportion equation
306,263,707 : 470,749,313 = 470,749,313 : x - Step 2: Convert to fraction form
306,263,707/470,749,313 = 470,749,313/x - Step 3: Cross multiply
306,263,707x = 470,749,313 × 470,749,313 - Step 4: Simplify right side
306,263,707x = 221,604,915,689,971,968 - Step 5: Solve for x
x = 221,604,915,689,971,968/306,263,707 - Step 6: Final answer
x = 723,575,502.50
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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.