Finding the Third Proportional to 430,659,618 and 668,133,615
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Solution
The third proportional to 430,659,618 and 668,133,615 is: 1,036,555,341.70
Step by Step Solution
- Step 1: Write the proportion equation
430,659,618 : 668,133,615 = 668,133,615 : x - Step 2: Convert to fraction form
430,659,618/668,133,615 = 668,133,615/x - Step 3: Cross multiply
430,659,618x = 668,133,615 × 668,133,615 - Step 4: Simplify right side
430,659,618x = 446,402,527,492,968,256 - Step 5: Solve for x
x = 446,402,527,492,968,256/430,659,618 - Step 6: Final answer
x = 1,036,555,341.70
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.